[PATCH 06/37] xfree86 warning reduction

Keith Packard keithp at keithp.com
Sun Nov 17 00:01:31 PST 2013


This gets the easy warnings, mostly constant string problems.

Signed-off-by: Keith Packard <keithp at keithp.com>
---
 hw/xfree86/ddc/ddc.c                   |  2 +-
 hw/xfree86/dri2/dri2.c                 |  2 --
 hw/xfree86/i2c/xf86i2c.h               |  2 +-
 hw/xfree86/int10/helper_exec.c         | 42 +++++++++++++++++-----------------
 hw/xfree86/modes/xf86Crtc.c            | 31 ++++++++++---------------
 hw/xfree86/modes/xf86Modes.c           |  6 +++--
 hw/xfree86/modes/xf86RandR12.c         | 14 ------------
 hw/xfree86/modes/xf86Rotate.c          |  7 +-----
 hw/xfree86/modes/xf86cvt.c             |  5 +++-
 hw/xfree86/modes/xf86gtf.c             |  2 ++
 hw/xfree86/os-support/linux/lnx_acpi.c |  7 +++---
 hw/xfree86/os-support/linux/lnx_init.c |  4 ++--
 hw/xfree86/os-support/linux/lnx_kmod.c |  4 ++--
 hw/xfree86/sdksyms.sh                  |  1 +
 hw/xfree86/x86emu/ops.c                |  4 ++--
 15 files changed, 56 insertions(+), 77 deletions(-)

diff --git a/hw/xfree86/ddc/ddc.c b/hw/xfree86/ddc/ddc.c
index 44c1d53..04d1a09 100644
--- a/hw/xfree86/ddc/ddc.c
+++ b/hw/xfree86/ddc/ddc.c
@@ -299,7 +299,7 @@ xf86DoEDID_DDC1(ScrnInfoPtr pScrn, DDC1SetSpeedProc DDC1SetSpeed,
 /* DDC2 */
 
 static I2CDevPtr
-DDC2MakeDevice(I2CBusPtr pBus, int address, char *name)
+DDC2MakeDevice(I2CBusPtr pBus, int address, const char *name)
 {
     I2CDevPtr dev = NULL;
 
diff --git a/hw/xfree86/dri2/dri2.c b/hw/xfree86/dri2/dri2.c
index 0b047f0..34cc02f 100644
--- a/hw/xfree86/dri2/dri2.c
+++ b/hw/xfree86/dri2/dri2.c
@@ -1563,8 +1563,6 @@ DRI2CloseScreen(ScreenPtr pScreen)
     dixSetPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey, NULL);
 }
 
-extern Bool DRI2ModuleSetup(void);
-
 /* Called by InitExtensions() */
 Bool
 DRI2ModuleSetup(void)
diff --git a/hw/xfree86/i2c/xf86i2c.h b/hw/xfree86/i2c/xf86i2c.h
index e296d7d..26303ff 100644
--- a/hw/xfree86/i2c/xf86i2c.h
+++ b/hw/xfree86/i2c/xf86i2c.h
@@ -66,7 +66,7 @@ extern _X_EXPORT int xf86I2CGetScreenBuses(int scrnIndex,
 /* I2C slave devices */
 
 typedef struct _I2CDevRec {
-    char *DevName;
+    const char *DevName;
 
     int BitTimeout;             /* usec */
     int ByteTimeout;            /* usec */
diff --git a/hw/xfree86/int10/helper_exec.c b/hw/xfree86/int10/helper_exec.c
index 1c58cf7..925da3c 100644
--- a/hw/xfree86/int10/helper_exec.c
+++ b/hw/xfree86/int10/helper_exec.c
@@ -170,7 +170,7 @@ dump_code(xf86Int10InfoPtr pInt)
     CARD32 lina = SEG_ADR((CARD32), X86_CS, IP);
 
     xf86DrvMsgVerb(pInt->pScrn->scrnIndex, X_INFO, 3, "code at 0x%8.8" PRIx32 ":\n",
-                   lina);
+                   (unsigned) lina);
     for (i = 0; i < 0x10; i++)
         xf86ErrorFVerb(3, " %2.2x", MEM_RB(pInt, lina + i));
     xf86ErrorFVerb(3, "\n");
@@ -229,7 +229,7 @@ port_rep_inb(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_insb(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         MEM_WB(pInt, dst, x_inb(port));
         dst += inc;
@@ -246,7 +246,7 @@ port_rep_inw(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_insw(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         MEM_WW(pInt, dst, x_inw(port));
         dst += inc;
@@ -263,7 +263,7 @@ port_rep_inl(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_insl(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         MEM_WL(pInt, dst, x_inl(port));
         dst += inc;
@@ -280,7 +280,7 @@ port_rep_outb(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_outb(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         x_outb(port, MEM_RB(pInt, dst));
         dst += inc;
@@ -297,7 +297,7 @@ port_rep_outw(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_outw(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         x_outw(port, MEM_RW(pInt, dst));
         dst += inc;
@@ -314,7 +314,7 @@ port_rep_outl(xf86Int10InfoPtr pInt,
 
     if (PRINT_PORT && DEBUG_IO_TRACE())
         ErrorF(" rep_outl(%#x) %" PRIu32 " bytes at %8.8" PRIx32 " %s\n",
-               port, count, base, d_f ? "up" : "down");
+               port, (unsigned) count, (unsigned) base, d_f ? "up" : "down");
     while (count--) {
         x_outl(port, MEM_RL(pInt, dst));
         dst += inc;
@@ -429,7 +429,7 @@ x_inl(CARD16 port)
     if (!pciCfg1in(port, &val)) {
         val = pci_io_read32(Int10Current->io, port);
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" inl(%#x) = %8.8" PRIx32 "\n", port, val);
+            ErrorF(" inl(%#x) = %8.8" PRIx32 "\n", port, (unsigned) val);
     }
     return val;
 }
@@ -439,7 +439,7 @@ x_outl(CARD16 port, CARD32 val)
 {
     if (!pciCfg1out(port, val)) {
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" outl(%#x, %8.8" PRIx32 ")\n", port, val);
+            ErrorF(" outl(%#x, %8.8" PRIx32 ")\n", port, (unsigned) val);
         pci_io_write32(Int10Current->io, port, val);
     }
 }
@@ -526,8 +526,8 @@ pciCfg1in(CARD16 addr, CARD32 *val)
         pci_device_cfg_read_u32(pci_device_for_cfg_address(PciCfg1Addr),
                                 (uint32_t *) val, PCI_OFFSET(PciCfg1Addr));
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_inl(%#" PRIx32 ") = %8.8" PRIx32 "\n", PciCfg1Addr,
-                   *val);
+            ErrorF(" cfg_inl(%#" PRIx32 ") = %8.8" PRIx32 "\n", (unsigned) PciCfg1Addr,
+                   (unsigned) *val);
         return 1;
     }
     return 0;
@@ -542,8 +542,8 @@ pciCfg1out(CARD16 addr, CARD32 val)
     }
     if (addr == 0xCFC) {
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_outl(%#" PRIx32 ", %8.8" PRIx32 ")\n", PciCfg1Addr,
-                   val);
+            ErrorF(" cfg_outl(%#" PRIx32 ", %8.8" PRIx32 ")\n", (unsigned) PciCfg1Addr,
+                   (unsigned) val);
         pci_device_cfg_write_u32(pci_device_for_cfg_address(PciCfg1Addr), val,
                                  PCI_OFFSET(PciCfg1Addr));
         return 1;
@@ -567,8 +567,8 @@ pciCfg1inw(CARD16 addr, CARD16 *val)
         pci_device_cfg_read_u16(pci_device_for_cfg_address(PciCfg1Addr),
                                 val, PCI_OFFSET(PciCfg1Addr) + offset);
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_inw(%#" PRIx32 ") = %4.4x\n", PciCfg1Addr + offset,
-                   *val);
+            ErrorF(" cfg_inw(%#" PRIx32 ") = %4.4x\n", (unsigned) (PciCfg1Addr + offset),
+                   (unsigned) *val);
         return 1;
     }
     return 0;
@@ -589,8 +589,8 @@ pciCfg1outw(CARD16 addr, CARD16 val)
         const unsigned offset = addr - 0xCFC;
 
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_outw(%#" PRIx32 ", %4.4x)\n", PciCfg1Addr + offset,
-                   val);
+            ErrorF(" cfg_outw(%#" PRIx32 ", %4.4x)\n", (unsigned) (PciCfg1Addr + offset),
+                   (unsigned) val);
         pci_device_cfg_write_u16(pci_device_for_cfg_address(PciCfg1Addr), val,
                                  PCI_OFFSET(PciCfg1Addr) + offset);
         return 1;
@@ -614,8 +614,8 @@ pciCfg1inb(CARD16 addr, CARD8 *val)
         pci_device_cfg_read_u8(pci_device_for_cfg_address(PciCfg1Addr),
                                val, PCI_OFFSET(PciCfg1Addr) + offset);
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_inb(%#" PRIx32 ") = %2.2x\n", PciCfg1Addr + offset,
-                   *val);
+            ErrorF(" cfg_inb(%#" PRIx32 ") = %2.2x\n", (unsigned) (PciCfg1Addr + offset),
+                   (unsigned) *val);
         return 1;
     }
     return 0;
@@ -636,8 +636,8 @@ pciCfg1outb(CARD16 addr, CARD8 val)
         const unsigned offset = addr - 0xCFC;
 
         if (PRINT_PORT && DEBUG_IO_TRACE())
-            ErrorF(" cfg_outb(%#" PRIx32 ", %2.2x)\n", PciCfg1Addr + offset,
-                   val);
+            ErrorF(" cfg_outb(%#" PRIx32 ", %2.2x)\n", (unsigned) (PciCfg1Addr + offset),
+                   (unsigned) val);
         pci_device_cfg_write_u8(pci_device_for_cfg_address(PciCfg1Addr), val,
                                 PCI_OFFSET(PciCfg1Addr) + offset);
         return 1;
diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index a441fd1..b2eb72e 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -379,7 +379,7 @@ xf86CrtcSetModeTransform(xf86CrtcPtr crtc, DisplayModePtr mode,
         crtc->transformPresent = saved_transform_present;
     }
 
-    free(adjusted_mode->name);
+    free((void *) adjusted_mode->name);
     free(adjusted_mode);
 
     if (didLock)
@@ -564,8 +564,8 @@ static const char *direction[4] = {
 static Rotation
 xf86OutputInitialRotation(xf86OutputPtr output)
 {
-    char *rotate_name = xf86GetOptValString(output->options,
-                                            OPTION_ROTATE);
+    const char *rotate_name = xf86GetOptValString(output->options,
+                                                  OPTION_ROTATE);
     int i;
 
     if (!rotate_name) {
@@ -926,7 +926,6 @@ xf86PickCrtcs(ScrnInfoPtr scrn,
     xf86OutputPtr output;
     xf86CrtcPtr crtc;
     xf86CrtcPtr *crtcs;
-    xf86CrtcPtr best_crtc;
     int best_score;
     int score;
     int my_score;
@@ -939,7 +938,6 @@ xf86PickCrtcs(ScrnInfoPtr scrn,
      * Compute score with this output disabled
      */
     best_crtcs[n] = NULL;
-    best_crtc = NULL;
     best_score = xf86PickCrtcs(scrn, best_crtcs, modes, n + 1, width, height);
     if (modes[n] == NULL)
         return best_score;
@@ -993,7 +991,6 @@ xf86PickCrtcs(ScrnInfoPtr scrn,
         score =
             my_score + xf86PickCrtcs(scrn, crtcs, modes, n + 1, width, height);
         if (score > best_score) {
-            best_crtc = crtc;
             best_score = score;
             memcpy(best_crtcs, crtcs, config->num_output * sizeof(xf86CrtcPtr));
         }
@@ -1087,8 +1084,8 @@ xf86UserConfiguredOutputs(ScrnInfoPtr scrn, DisplayModePtr * modes)
 
     for (o = 0; o < config->num_output; o++) {
         xf86OutputPtr output = config->output[o];
-        char *position;
-        char *relative_name;
+        const char *position;
+        const char *relative_name;
         OutputOpts relation;
         int r;
 
@@ -1145,8 +1142,8 @@ xf86InitialOutputPositions(ScrnInfoPtr scrn, DisplayModePtr * modes)
             };
             xf86OutputPtr output = config->output[o];
             xf86OutputPtr relative;
-            char *relative_name;
-            char *position;
+            const char *relative_name;
+            const char *position;
             OutputOpts relation;
             int r;
 
@@ -1306,7 +1303,7 @@ xf86InitialPanning(ScrnInfoPtr scrn)
 
     for (o = 0; o < config->num_output; o++) {
         xf86OutputPtr output = config->output[o];
-        char *panning = xf86GetOptValString(output->options, OPTION_PANNING);
+        const char *panning = xf86GetOptValString(output->options, OPTION_PANNING);
         int width, height, left, top;
         int track_width, track_height, track_left, track_top;
         int brdr[4];
@@ -1389,7 +1386,7 @@ xf86SortModes(DisplayModePtr input)
     for (o = output; o && (n = o->next); o = n) {
         if (!strcmp(o->name, n->name) && xf86ModesEqual(o, n)) {
             o->next = n->next;
-            free(n->name);
+            free((void *) n->name);
             free(n);
             n = o;
         }
@@ -1403,10 +1400,10 @@ xf86SortModes(DisplayModePtr input)
     return output;
 }
 
-static char *
+static const char *
 preferredMode(ScrnInfoPtr pScrn, xf86OutputPtr output)
 {
-    char *preferred_mode = NULL;
+    const char *preferred_mode = NULL;
 
     /* Check for a configured preference for a particular mode */
     preferred_mode = xf86GetOptValString(output->options,
@@ -1610,7 +1607,7 @@ xf86ProbeOutputModes(ScrnInfoPtr scrn, int maxX, int maxY)
         xf86OutputPtr output = config->output[o];
         DisplayModePtr mode;
         DisplayModePtr config_modes = NULL, output_modes, default_modes = NULL;
-        char *preferred_mode;
+        const char *preferred_mode;
         xf86MonPtr edid_monitor;
         XF86ConfMonitorPtr conf_monitor;
         MonRec mon_rec;
@@ -1833,10 +1830,6 @@ xf86ProbeOutputModes(ScrnInfoPtr scrn, int maxX, int maxY)
  * Copy one of the output mode lists to the ScrnInfo record
  */
 
-/* XXX where does this function belong? Here? */
-void
- xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr scrn, int *x, int *y);
-
 static DisplayModePtr
 biggestMode(DisplayModePtr a, DisplayModePtr b)
 {
diff --git a/hw/xfree86/modes/xf86Modes.c b/hw/xfree86/modes/xf86Modes.c
index c4a3eb0..43b2233 100644
--- a/hw/xfree86/modes/xf86Modes.c
+++ b/hw/xfree86/modes/xf86Modes.c
@@ -129,11 +129,13 @@ void
 xf86SetModeDefaultName(DisplayModePtr mode)
 {
     Bool interlaced = ! !(mode->Flags & V_INTERLACE);
+    char *tmp;
 
-    free(mode->name);
+    free((void *) mode->name);
 
-    XNFasprintf(&mode->name, "%dx%d%s", mode->HDisplay, mode->VDisplay,
+    XNFasprintf(&tmp, "%dx%d%s", mode->HDisplay, mode->VDisplay,
                 interlaced ? "i" : "");
+    mode->name = tmp;
 }
 
 /*
diff --git a/hw/xfree86/modes/xf86RandR12.c b/hw/xfree86/modes/xf86RandR12.c
index 76614de..f7a7d44 100644
--- a/hw/xfree86/modes/xf86RandR12.c
+++ b/hw/xfree86/modes/xf86RandR12.c
@@ -454,7 +454,6 @@ xf86RandR12GetInfo(ScreenPtr pScreen, Rotation * rotations)
     ScrnInfoPtr scrp = xf86ScreenToScrn(pScreen);
     XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen);
     DisplayModePtr mode;
-    int refresh0 = 60;
     int maxX = 0, maxY = 0;
 
     *rotations = randrp->supported_rotations;
@@ -479,8 +478,6 @@ xf86RandR12GetInfo(ScreenPtr pScreen, Rotation * rotations)
             if (maxY < mode->VDisplay)
                 maxY = mode->VDisplay;
         }
-        if (mode == scrp->modes)
-            refresh0 = refresh;
         pSize = RRRegisterSize(pScreen,
                                mode->HDisplay, mode->VDisplay,
                                randrp->mmWidth, randrp->mmHeight);
@@ -684,7 +681,6 @@ xf86RandR12ScreenSetSize(ScreenPtr pScreen,
     WindowPtr pRoot = pScreen->root;
     PixmapPtr pScrnPix;
     Bool ret = FALSE;
-    Bool panning = FALSE;
     int c;
 
     if (xf86RandR12Key) {
@@ -716,7 +712,6 @@ xf86RandR12ScreenSetSize(ScreenPtr pScreen,
                 crtc->panningTrackingArea.y2 += height - pScreen->height;
             xf86RandR13VerifyPanningArea(crtc, width, height);
             xf86RandR13Pan(crtc, randrp->pointerX, randrp->pointerY);
-	    panning = TRUE;
         }
     }
 
@@ -946,8 +941,6 @@ xf86RandR12SetRotations(ScreenPtr pScreen, Rotation rotations)
 void
 xf86RandR12SetTransformSupport(ScreenPtr pScreen, Bool transforms)
 {
-    XF86RandRInfoPtr randrp;
-
 #if RANDR_13_INTERFACE
     ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
     int c;
@@ -957,7 +950,6 @@ xf86RandR12SetTransformSupport(ScreenPtr pScreen, Bool transforms)
     if (xf86RandR12Key == NULL)
         return;
 
-    randrp = XF86RANDRINFO(pScreen);
 #if RANDR_13_INTERFACE
     for (c = 0; c < config->num_crtc; c++) {
         xf86CrtcPtr crtc = config->crtc[c];
@@ -1455,7 +1447,6 @@ xf86RandR12SetInfo12(ScreenPtr pScreen)
     RRCrtcPtr *crtcs;
     int ncrtc;
     int o, c, l;
-    RRCrtcPtr randr_crtc;
     int nclone;
 
     clones = malloc(config->num_output * sizeof(RROutputPtr));
@@ -1468,11 +1459,6 @@ xf86RandR12SetInfo12(ScreenPtr pScreen)
             if (output->possible_crtcs & (1 << c))
                 crtcs[ncrtc++] = config->crtc[c]->randr_crtc;
 
-        if (output->crtc)
-            randr_crtc = output->crtc->randr_crtc;
-        else
-            randr_crtc = NULL;
-
         if (!RROutputSetCrtcs(output->randr_output, crtcs, ncrtc)) {
             free(crtcs);
             free(clones);
diff --git a/hw/xfree86/modes/xf86Rotate.c b/hw/xfree86/modes/xf86Rotate.c
index 495af9b..2c9c31b 100644
--- a/hw/xfree86/modes/xf86Rotate.c
+++ b/hw/xfree86/modes/xf86Rotate.c
@@ -233,9 +233,8 @@ xf86RotateBlockHandler(ScreenPtr pScreen,
 {
     ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
     xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
-    Bool rotation_active;
 
-    rotation_active = xf86RotateRedisplay(pScreen);
+    xf86RotateRedisplay(pScreen);
     pScreen->BlockHandler = xf86_config->BlockHandler;
     (*pScreen->BlockHandler) (pScreen, pTimeout, pReadmask);
     /* cannot avoid re-wrapping until all wrapping is audited */
@@ -247,7 +246,6 @@ void
 xf86RotateDestroy(xf86CrtcPtr crtc)
 {
     ScrnInfoPtr pScrn = crtc->scrn;
-    ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
     xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
     int c;
 
@@ -267,9 +265,6 @@ xf86RotateDestroy(xf86CrtcPtr crtc)
      * Clean up damage structures when no crtcs are rotated
      */
     if (xf86_config->rotation_damage) {
-        DrawablePtr screenDrawable = NULL;
-        if (pScreen && pScreen->root)
-            screenDrawable = &pScreen->root->drawable;
         /* Free damage structure */
         if (xf86_config->rotation_damage_registered) {
             xf86_config->rotation_damage_registered = FALSE;
diff --git a/hw/xfree86/modes/xf86cvt.c b/hw/xfree86/modes/xf86cvt.c
index de07844..8b7bb8b 100644
--- a/hw/xfree86/modes/xf86cvt.c
+++ b/hw/xfree86/modes/xf86cvt.c
@@ -89,6 +89,7 @@ xf86CVTMode(int HDisplay, int VDisplay, float VRefresh, Bool Reduced,
     int HDisplayRnd, HMargin;
     int VDisplayRnd, VMargin, VSync;
     float Interlace;            /* Please rename this */
+    char *tmp;
 
     /* CVT default is 60.0Hz */
     if (!VRefresh)
@@ -177,6 +178,7 @@ xf86CVTMode(int HDisplay, int VDisplay, float VRefresh, Bool Reduced,
 
         /* 10. Find number of lines in back porch */
         VBackPorch = VSyncAndBackPorch - VSync;
+        (void) VBackPorch;
 
         /* 11. Find total number of lines in vertical field */
         Mode->VTotal = VDisplayRnd + 2 * VMargin + VSyncAndBackPorch + Interlace
@@ -282,7 +284,8 @@ xf86CVTMode(int HDisplay, int VDisplay, float VRefresh, Bool Reduced,
     if (Interlaced)
         Mode->VTotal *= 2;
 
-    XNFasprintf(&Mode->name, "%dx%d", HDisplay, VDisplay);
+    XNFasprintf(&tmp, "%dx%d", HDisplay, VDisplay);
+    Mode->name = tmp;
 
     if (Reduced)
         Mode->Flags |= V_PHSYNC | V_NVSYNC;
diff --git a/hw/xfree86/modes/xf86gtf.c b/hw/xfree86/modes/xf86gtf.c
index 23707b4..0a80784 100644
--- a/hw/xfree86/modes/xf86gtf.c
+++ b/hw/xfree86/modes/xf86gtf.c
@@ -215,6 +215,7 @@ xf86GTFMode(int h_pixels, int v_lines, float freq, int interlaced, int margins)
      */
 
     v_back_porch = vsync_plus_bp - V_SYNC_RQD;
+    (void) v_back_porch;
 
     /*  10. Find the total number of lines in Vertical field period:
      *
@@ -253,6 +254,7 @@ xf86GTFMode(int h_pixels, int v_lines, float freq, int interlaced, int margins)
      */
 
     v_frame_rate = interlaced ? v_field_rate / 2.0 : v_field_rate;
+    (void) v_frame_rate;
 
     /*  15. Find number of pixels in left margin:
      *
diff --git a/hw/xfree86/os-support/linux/lnx_acpi.c b/hw/xfree86/os-support/linux/lnx_acpi.c
index dcaa19e..4e5f7f9 100644
--- a/hw/xfree86/os-support/linux/lnx_acpi.c
+++ b/hw/xfree86/os-support/linux/lnx_acpi.c
@@ -74,13 +74,12 @@ lnxACPIGetEventFromOs(int fd, pmEvent * events, int num)
 
     /* Check that we have a video event */
     if (!strncmp(ev, "video", 5)) {
-        char *video = NULL;
         char *GFX = NULL;
         char *notify = NULL;
         char *data = NULL;      /* doesn't appear to be used in the kernel */
-        unsigned long int notify_l, data_l;
+        unsigned long int notify_l;
 
-        video = strtok(ev, " ");
+        strtok(ev, " ");
 
         if (!(GFX = strtok(NULL, " ")))
             return 0;
@@ -97,8 +96,8 @@ lnxACPIGetEventFromOs(int fd, pmEvent * events, int num)
 
         if (!(data = strtok(NULL, " ")))
             return 0;
-        data_l = strtoul(data, NULL, 16);
 #if 0
+        data_l = strtoul(data, NULL, 16);
         ErrorF("data: 0x%lx\n", data_l);
 #endif
 
diff --git a/hw/xfree86/os-support/linux/lnx_init.c b/hw/xfree86/os-support/linux/lnx_init.c
index bcb039f..e2e8d08 100644
--- a/hw/xfree86/os-support/linux/lnx_init.c
+++ b/hw/xfree86/os-support/linux/lnx_init.c
@@ -83,8 +83,8 @@ xf86OpenConsole(void)
     struct vt_mode VT;
     struct vt_stat vts;
     MessageType from = X_PROBED;
-    char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL };
-    char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL };
+    const char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL };
+    const char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL };
 
     if (serverGeneration == 1) {
 
diff --git a/hw/xfree86/os-support/linux/lnx_kmod.c b/hw/xfree86/os-support/linux/lnx_kmod.c
index 0a17c2a..f5917ee 100644
--- a/hw/xfree86/os-support/linux/lnx_kmod.c
+++ b/hw/xfree86/os-support/linux/lnx_kmod.c
@@ -37,7 +37,7 @@ int
 xf86LoadKernelModule(const char *modName)
 {
     char mpPath[MAX_PATH] = "";
-    int fd = -1, status, n;
+    int fd = -1, status;
     pid_t pid;
 
     /* get the path to the modprobe program */
@@ -76,7 +76,7 @@ xf86LoadKernelModule(const char *modName)
                     "Setting of real/effective user Id to 0/0 failed");
         }
         setenv("PATH", "/sbin", 1);
-        n = execl(mpPath, "modprobe", modName, NULL);
+        execl(mpPath, "modprobe", modName, NULL);
         xf86Msg(X_WARNING, "LoadKernelModule %s\n", strerror(errno));
         exit(EXIT_FAILURE);     /* if we get here the child's exec failed */
         break;
diff --git a/hw/xfree86/sdksyms.sh b/hw/xfree86/sdksyms.sh
index d7f259d..d9a4478 100755
--- a/hw/xfree86/sdksyms.sh
+++ b/hw/xfree86/sdksyms.sh
@@ -261,6 +261,7 @@ cat > sdksyms.c << EOF
 #include "dix.h"
 #include "dixaccess.h"
 #include "dixevents.h"
+#define _FONTPROTO_H
 #include "dixfont.h"
 #include "dixfontstr.h"
 #include "dixfontstubs.h"
diff --git a/hw/xfree86/x86emu/ops.c b/hw/xfree86/x86emu/ops.c
index 76b8358..8af1df4 100644
--- a/hw/xfree86/x86emu/ops.c
+++ b/hw/xfree86/x86emu/ops.c
@@ -10189,8 +10189,8 @@ Handles opcode 0xe8
 static void
 x86emuOp_call_near_IMM(u8 X86EMU_UNUSED(op1))
 {
-    s16 ip16;
-    s32 ip32;
+    s16 ip16 = 0;
+    s32 ip32 = 0;
 
     START_OF_INSTR();
     DECODE_PRINTF("CALL\t");
-- 
1.8.4.2



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