Don't try to kick textures from a NULL tex heap.

diff --git a/src/mesa/drivers/dri/common/texmem.c b/src/mesa/drivers/dri/common/texmem.c
index 48a8f5c..bc12021 100644 (file)
--- a/src/mesa/drivers/dri/common/texmem.c
+++ b/src/mesa/drivers/dri/common/texmem.c
@@ -530,6 +530,10 @@ driAllocateTexture( driTexHeap * const * heap_array, unsigned nr_heaps,
    if ( t->memBlock == NULL ) {
       for ( id = 0 ; (t->memBlock == NULL) && (id < nr_heaps) ; id++ ) {
         heap = heap_array[ id ];
+
+        if ( heap == NULL )
+           continue;
+
         if ( t->totalSize <= heap->size ) { 
 
            for ( cursor = heap->texture_objects.prev, temp = cursor->prev;