[PATCH] LibX11: rm redundant null checks
walter harms
wharms at bfs.de
Sat Jun 7 02:54:34 PDT 2014
remove more redundant NULL checks
note that _XkbFree() is realy Xfree()
Signed-off-by: Harms <wharms at bfs,de>
---
src/GetHints.c | 2 +-
src/xkb/XKBAlloc.c | 3 +-
src/xkb/XKBExtDev.c | 6 ++--
src/xkb/XKBGeom.c | 11 +++---
src/xkb/XKBMAlloc.c | 99 +++++++++++++++++++++++------------------------------
src/xkb/XKBNames.c | 4 +--
src/xkb/XKBRdBuf.c | 4 +--
7 files changed, 57 insertions(+), 72 deletions(-)
diff --git a/src/GetHints.c b/src/GetHints.c
index 513b4b0..f2e1d56 100644
--- a/src/GetHints.c
+++ b/src/GetHints.c
@@ -258,7 +258,7 @@ Status XGetCommand (
return (0);
}
- if (tp.value) Xfree (tp.value);
+ Xfree (tp.value);
*argvp = argv;
*argcp = argc;
return 1;
diff --git a/src/xkb/XKBAlloc.c b/src/xkb/XKBAlloc.c
index 5cfef0f..50a5764 100644
--- a/src/xkb/XKBAlloc.c
+++ b/src/xkb/XKBAlloc.c
@@ -442,8 +442,7 @@ XkbAllocDeviceInfo(unsigned deviceSpec, unsigned nButtons, unsigned szLeds)
devi->sz_leds = szLeds;
devi->leds = _XkbTypedCalloc(szLeds, XkbDeviceLedInfoRec);
if (!devi->leds) {
- if (devi->btn_acts)
- _XkbFree(devi->btn_acts);
+ _XkbFree(devi->btn_acts);
_XkbFree(devi);
return NULL;
}
diff --git a/src/xkb/XKBExtDev.c b/src/xkb/XKBExtDev.c
index 4065dcd..b9710f8 100644
--- a/src/xkb/XKBExtDev.c
+++ b/src/xkb/XKBExtDev.c
@@ -194,8 +194,8 @@ _XkbReadGetDeviceInfoReply(Display *dpy,
act = &devi->btn_acts[rep->firstBtnWanted];
bzero((char *) act, (rep->nBtnsWanted * sizeof(XkbAction)));
}
- if (devi->name != NULL)
- _XkbFree(devi->name);
+
+ _XkbFree(devi->name);
if (!_XkbGetReadBufferCountedString(&buf, &devi->name))
goto BAILOUT;
if (rep->nBtnsRtrn > 0) {
@@ -475,7 +475,7 @@ _InitLedStuff(SetLedStuff *stuff, unsigned wanted, XkbDeviceInfoPtr devi)
static void
_FreeLedStuff(SetLedStuff * stuff)
{
- if ((stuff->num_info > 0) && (stuff->info != NULL))
+ if (stuff->num_info > 0)
_XkbFree(stuff->info);
bzero(stuff, sizeof(SetLedStuff));
return;
diff --git a/src/xkb/XKBGeom.c b/src/xkb/XKBGeom.c
index feaaab6..66dca9e 100644
--- a/src/xkb/XKBGeom.c
+++ b/src/xkb/XKBGeom.c
@@ -269,10 +269,9 @@ _XkbReadGeomProperties(XkbReadBufferPtr buf,
ok = _XkbGetReadBufferCountedString(buf, &name) && ok;
ok = _XkbGetReadBufferCountedString(buf, &value) && ok;
ok = ok && (XkbAddGeomProperty(geom, name, value) != NULL);
- if (name)
- _XkbFree(name);
- if (value)
- _XkbFree(value);
+
+ _XkbFree(name);
+ _XkbFree(value);
}
if (ok)
rtrn = Success;
@@ -322,8 +321,8 @@ _XkbReadGeomColors(XkbReadBufferPtr buf,
rtrn = BadLength;
else if (XkbAddGeomColor(geom, spec, geom->num_colors) == NULL)
rtrn = BadAlloc;
- if (spec)
- _XkbFree(spec);
+
+ _XkbFree(spec);
if (rtrn != Success)
return rtrn;
}
diff --git a/src/xkb/XKBMAlloc.c b/src/xkb/XKBMAlloc.c
index 61bb413..2e14832 100644
--- a/src/xkb/XKBMAlloc.c
+++ b/src/xkb/XKBMAlloc.c
@@ -226,18 +226,16 @@ XkbCopyKeyType(XkbKeyTypePtr from, XkbKeyTypePtr into)
{
if ((!from) || (!into))
return BadMatch;
- if (into->map) {
- _XkbFree(into->map);
- into->map = NULL;
- }
- if (into->preserve) {
- _XkbFree(into->preserve);
- into->preserve = NULL;
- }
- if (into->level_names) {
- _XkbFree(into->level_names);
- into->level_names = NULL;
- }
+
+ _XkbFree(into->map);
+ into->map = NULL;
+
+ _XkbFree(into->preserve);
+ into->preserve = NULL;
+
+ _XkbFree(into->level_names);
+ into->level_names = NULL;
+
*into = *from;
if ((from->map) && (into->map_count > 0)) {
into->map = _XkbTypedCalloc(into->map_count, XkbKTMapEntryRec);
@@ -385,11 +383,9 @@ XkbResizeKeyType(XkbDescPtr xkb,
}
type = &xkb->map->types[type_ndx];
if (map_count == 0) {
- if (type->map != NULL)
- _XkbFree(type->map);
+ _XkbFree(type->map);
type->map = NULL;
- if (type->preserve != NULL)
- _XkbFree(type->preserve);
+ _XkbFree(type->preserve);
type->preserve = NULL;
type->map_count = 0;
}
@@ -400,8 +396,7 @@ XkbResizeKeyType(XkbDescPtr xkb,
type->map =
_XkbTypedRealloc(type->map, map_count, XkbKTMapEntryRec);
if (!type->map) {
- if (prev_map)
- _XkbFree(prev_map);
+ _XkbFree(prev_map);
return BadAlloc;
}
if (want_preserve) {
@@ -412,12 +407,11 @@ XkbResizeKeyType(XkbDescPtr xkb,
XkbModsRec);
}
if (!type->preserve) {
- if (prev_preserve)
- _XkbFree(prev_preserve);
+ _XkbFree(prev_preserve);
return BadAlloc;
}
}
- else if (type->preserve != NULL) {
+ else {
_XkbFree(type->preserve);
type->preserve = NULL;
}
@@ -430,8 +424,7 @@ XkbResizeKeyType(XkbDescPtr xkb,
type->level_names =
_XkbTypedRealloc(type->level_names, new_num_lvls, Atom);
if (!type->level_names) {
- if (prev_level_names)
- _XkbFree(prev_level_names);
+ _XkbFree(prev_level_names);
return BadAlloc;
}
}
@@ -919,19 +912,17 @@ XkbFreeClientMap(XkbDescPtr xkb, unsigned what, Bool freeMap)
XkbKeyTypePtr type;
for (i = 0, type = map->types; i < map->num_types; i++, type++) {
- if (type->map != NULL) {
- _XkbFree(type->map);
- type->map = NULL;
- }
- if (type->preserve != NULL) {
- _XkbFree(type->preserve);
- type->preserve = NULL;
- }
- type->map_count = 0;
- if (type->level_names != NULL) {
- _XkbFree(type->level_names);
- type->level_names = NULL;
- }
+
+ _XkbFree(type->map);
+ type->map = NULL;
+
+ _XkbFree(type->preserve);
+ type->preserve = NULL;
+
+ type->map_count = 0;
+
+ _XkbFree(type->level_names);
+ type->level_names = NULL;
}
}
_XkbFree(map->types);
@@ -940,17 +931,16 @@ XkbFreeClientMap(XkbDescPtr xkb, unsigned what, Bool freeMap)
}
}
if (what & XkbKeySymsMask) {
- if (map->key_sym_map != NULL) {
- _XkbFree(map->key_sym_map);
- map->key_sym_map = NULL;
- }
- if (map->syms != NULL) {
- _XkbFree(map->syms);
- map->size_syms = map->num_syms = 0;
- map->syms = NULL;
- }
+
+ _XkbFree(map->key_sym_map);
+ map->key_sym_map = NULL;
+
+ _XkbFree(map->syms);
+ map->size_syms = map->num_syms = 0;
+ map->syms = NULL;
+
}
- if ((what & XkbModifierMapMask) && (map->modmap != NULL)) {
+ if (what & XkbModifierMapMask) {
_XkbFree(map->modmap);
map->modmap = NULL;
}
@@ -971,26 +961,23 @@ XkbFreeServerMap(XkbDescPtr xkb, unsigned what, Bool freeMap)
if (freeMap)
what = XkbAllServerInfoMask;
map = xkb->server;
- if ((what & XkbExplicitComponentsMask) && (map->explicit != NULL)) {
+ if (what & XkbExplicitComponentsMask) {
_XkbFree(map->explicit);
map->explicit = NULL;
}
if (what & XkbKeyActionsMask) {
- if (map->key_acts != NULL) {
- _XkbFree(map->key_acts);
+ _XkbFree(map->key_acts);
map->key_acts = NULL;
- }
- if (map->acts != NULL) {
- _XkbFree(map->acts);
+
+ _XkbFree(map->acts);
map->num_acts = map->size_acts = 0;
- map->acts = NULL;
- }
+ map->acts = NULL;
}
- if ((what & XkbKeyBehaviorsMask) && (map->behaviors != NULL)) {
+ if (what & XkbKeyBehaviorsMask) {
_XkbFree(map->behaviors);
map->behaviors = NULL;
}
- if ((what & XkbVirtualModMapMask) && (map->vmodmap != NULL)) {
+ if (what & XkbVirtualModMapMask) {
_XkbFree(map->vmodmap);
map->vmodmap = NULL;
}
diff --git a/src/xkb/XKBNames.c b/src/xkb/XKBNames.c
index 5a3fb6f..6c4800c 100644
--- a/src/xkb/XKBNames.c
+++ b/src/xkb/XKBNames.c
@@ -133,8 +133,8 @@ _XkbReadGetNamesReply(Display *dpy,
if ((nLevels[i] > 0) && (nLevels[i] != type->num_levels)) {
goto BAILOUT;
}
- if (type->level_names != NULL)
- Xfree(type->level_names);
+
+ Xfree(type->level_names);
if (nLevels[i] == 0) {
type->level_names = NULL;
continue;
diff --git a/src/xkb/XKBRdBuf.c b/src/xkb/XKBRdBuf.c
index 8e9eab2..9e83f8a 100644
--- a/src/xkb/XKBRdBuf.c
+++ b/src/xkb/XKBRdBuf.c
@@ -167,8 +167,8 @@ _XkbFreeReadBuffer(XkbReadBufferPtr buf)
int left;
left = (int) _XkbReadBufferDataLeft(buf);
- if (buf->start != NULL)
- Xfree(buf->start);
+
+ Xfree(buf->start);
buf->size = 0;
buf->start = buf->data = NULL;
return left;
--
1.8.4.5
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