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egl: Fix crashes in eglCreate*Surface()

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Don't dereference a null EGLDisplay.

Fixes tests
  dEQP-EGL.functional.negative_api.create_pbuffer_surface
  dEQP-EGL.functional.negative_api.create_pixmap_surface

Reviewed-by: Mark Janes <mark.a.janes@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=99038
Cc: "13.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Chad Versace 2016-12-13 14:23:55 -08:00
parent b18cd8ce2c
commit 5e97b8f5ce
1 changed files with 2 additions and 2 deletions
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4
src/egl/main/eglapi.c
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@ -856,7 +856,7 @@ _eglCreateWindowSurfaceCommon(_EGLDisplay *disp, EGLConfig config,
RETURN_EGL_ERROR(disp, EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
#ifdef HAVE_SURFACELESS_PLATFORM
if (disp->Platform == _EGL_PLATFORM_SURFACELESS) {
if (disp && disp->Platform == _EGL_PLATFORM_SURFACELESS) {
/* From the EGL_MESA_platform_surfaceless spec (v1):
*
* eglCreatePlatformWindowSurface fails when called with a <display>
@ -977,7 +977,7 @@ _eglCreatePixmapSurfaceCommon(_EGLDisplay *disp, EGLConfig config,
EGLSurface ret;
#if HAVE_SURFACELESS_PLATFORM
if (disp->Platform == _EGL_PLATFORM_SURFACELESS) {
if (disp && disp->Platform == _EGL_PLATFORM_SURFACELESS) {
/* From the EGL_MESA_platform_surfaceless spec (v1):
*
* [Like eglCreatePlatformWindowSurface,] eglCreatePlatformPixmapSurface