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egl_dri2: NULL check for EGLNativeWindowType

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Some application calls eglCreateWindowSurface with
EGLNativeWindowType parameter having zero value. It causes SEGV
and disturbs error handling like EGL_NO_SURFACE.

Signed-off-by: Elvis Lee <kwangwoong.lee@lge.com>
Signed-off-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Elvis Lee 2012-07-11 11:13:51 +09:00 • committed by Brian Paul
parent d80fd04639
commit cf775c9cbf
1 changed files with 2 additions and 0 deletions
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2
src/egl/drivers/dri2/platform_drm.c
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@ -108,6 +108,8 @@ dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
switch (type) {
case EGL_WINDOW_BIT:
if (!window)
return NULL;
surf = gbm_dri_surface((struct gbm_surface *) window);
dri2_surf->gbm_surf = surf;
dri2_surf->base.Width = surf->base.width;