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-rw-r--r--src/mesa/main/fbobject.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index a2264b0dbf..7b3599f932 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1962,6 +1962,11 @@ _mesa_GenerateMipmapEXT(GLenum target)
texObj = _mesa_get_current_tex_object(ctx, target);
+ if (texObj->BaseLevel >= texObj->MaxLevel) {
+ /* nothing to do */
+ return;
+ }
+
_mesa_lock_texture(ctx, texObj);
if (target == GL_TEXTURE_CUBE_MAP) {
GLuint face;