mesa: Handle failure to create a transfer.

diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 94e340b..c3e990e 100644 (file)
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -682,7 +682,8 @@ st_TexImage(GLcontext * ctx,
                                             PIPE_TRANSFER_WRITE, 0, 0,
                                             stImage->base.Width,
                                             stImage->base.Height);
-      dstRowStride = stImage->transfer->stride;
+      if(stImage->transfer)
+         dstRowStride = stImage->transfer->stride;
    }
    else {
       /* Allocate regular memory and store the image there temporarily.   */