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gallium/osmesa: add same checks to OSMesaMakeCurrent as the other osmesa

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Fixes a opengl crash in wine.

Cc: "9.2" <mesa-stable@lists.freedesktop.org>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
This commit is contained in:
Maarten Lankhorst
2013-08-20 12:35:28 +02:00
parent 603160d4c0
commit 86751cbddf
1 changed files with 3 additions and 2 deletions
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src/gallium/state_trackers/osmesa/osmesa.c
+3 -2
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@@ -616,10 +616,11 @@ OSMesaMakeCurrent(OSMesaContext osmesa, void *buffer, GLenum type,
struct osmesa_buffer *osbuffer;
enum pipe_format color_format;
if (osmesa->format == OSMESA_RGB_565 && type != GL_UNSIGNED_SHORT_5_6_5) {
if (!osmesa || !buffer || width < 1 || height < 1) {
return GL_FALSE;
}
if (width < 1 || height < 1) {
if (osmesa->format == OSMESA_RGB_565 && type != GL_UNSIGNED_SHORT_5_6_5) {
return GL_FALSE;
}