[PATCH] exa: check for NULL pointer before dereferences it
Michel Dänzer
michel at daenzer.net
Fri Apr 16 09:24:25 PDT 2010
On Fre, 2010-04-16 at 18:42 +0300, Tiago Vignatti wrote:
> Signed-off-by: Tiago Vignatti <tiago.vignatti at nokia.com>
[...]
> diff --git a/exa/exa_driver.c b/exa/exa_driver.c
> index dcf1a98..25254c9 100644
> --- a/exa/exa_driver.c
> +++ b/exa/exa_driver.c
> @@ -134,6 +134,8 @@ exaModifyPixmapHeader_driver(PixmapPtr pPixmap, int width, int height, int depth
> if (!pPixmap)
> return FALSE;
>
> + pScreen = pPixmap->drawable.pScreen;
> +
> pExaScr = ExaGetScreenPriv(pScreen);
> pExaPixmap = ExaGetPixmapPriv(pPixmap);
Don't add an empty line here.
Other than that,
Acked-by: Michel Dänzer <michel at daenzer.net>
--
Earthling Michel Dänzer | http://www.vmware.com
Libre software enthusiast | Debian, X and DRI developer
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