andreacavalli
/
xserver-multidpi
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

glx: make sure screen is non-negative in validGlxScreen 

Reviewed-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>
Signed-off-by: Julien Cristau <jcristau@debian.org>
This commit is contained in:
Julien Cristau 2010-07-03 19:42:26 +01:00
parent 6358a60065
commit 3f0d3f4d97
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
glx/glxcmds.c
View File

@ -56,7 +56,7 @@ validGlxScreen(ClientPtr client, int screen, __GLXscreen **pGlxScreen, int *err)
/*
** Check if screen exists.
*/
if (screen >= screenInfo.numScreens) {
if (screen < 0 || screen >= screenInfo.numScreens) {
client->errorValue = screen;
*err = BadValue;
return FALSE;