[PATCH] xserver: Fix segfault in tslib driver
Adam Jackson
ajax at nwnk.net
Mon Apr 6 10:01:45 PDT 2009
On Mon, 2009-04-06 at 14:11 +0200, David Jander wrote:
> When xserver is started with the option '-mouse tslib' the tslib-driver opens
> the default device "/dev/input/touchscreen0", but the device path-name points
> to a constant string which is later freed with xfree ---> Segfault!
>
> Signed-off-by: David Jander <david.jander at protonic.nl>
> ---
> diff --git a/hw/kdrive/linux/tslib.c b/hw/kdrive/linux/tslib.c
> index 7ad7a88..3c76473 100644
> --- a/hw/kdrive/linux/tslib.c
> +++ b/hw/kdrive/linux/tslib.c
> @@ -114,7 +114,7 @@ TslibEnable (KdPointerInfo *pi)
> private->raw_event_hook = NULL;
> private->raw_event_closure = NULL;
> if (!pi->path) {
> - pi->path = "/dev/input/touchscreen0";
> + pi->path = KdSaveString("/dev/input/touchscreen0");
> ErrorF("[tslib/TslibEnable] no device path given, trying %s\n",
> pi->path);
> }
> private->tsDev = ts_open(pi->path, 0);
Applied (with the KdSaveString changed to strdup), thanks!
- ajax
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