From: José Fonseca <jfons...@vmware.com>
We could actually try to do an early return both for gallium textures and
malloc memory textures, but I'm not sure exactly which situations
stImage->pt is NULL, and whether texImage->Data == NULL would be acceptible
or not.
---
src/mesa/state_tracker/st_cb_texture.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/src/mesa/state_tracker/st_cb_texture.c
b/src/mesa/state_tracker/st_cb_texture.c
index 914c06b..43c24ae 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -600,7 +600,12 @@ st_TexImage(struct gl_context * ctx,
* memory or malloc space for it.
*/
if (stImage->pt) {
- /* Store the image in the gallium texture memory buffer */
+ if (!pixels) {
+ /* We've allocated texture resource, but have no pixel data - all
done. */
+ goto done;
+ }
+
+ /* Store the image in the gallium transfer object */
if (format == GL_DEPTH_COMPONENT &&
util_format_is_depth_and_stencil(stImage->pt->format))
transfer_usage = PIPE_TRANSFER_READ_WRITE;
--
1.7.4.1
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