Reviewed-by: Brian Paul <bri...@vmware.com>
On 07/13/2017 01:21 AM, Michel Dänzer wrote:
From: Michel Dänzer <michel.daen...@amd.com>
st_framebuffer_create returns NULL if stfbi == NULL or
st_framebuffer_add_renderbuffer returns false for the colour buffer.
Fixes Xorg crashing on startup using glamor on radeonsi.
Fixes: 147d7fb772a7 ("st/mesa: add a winsys buffers list in st_context")
Bugzilla:
https://urldefense.proofpoint.com/v2/url?u=https-3A__bugs.freedesktop.org_show-5Fbug.cgi-3Fid-3D101775&d=DwIDaQ&c=uilaK90D4TOVoH58JNXRgQ&r=Ie7_encNUsqxbSRbqbNgofw0ITcfE8JKfaUjIQhncGA&m=JNCyW5cReAi0ISzxpO5MRewn50f_1y6L63_-3dfGTGA&s=un_LLa7Y14lB-Bwufyy6XKjSV64NkCg51HzF1w23M9w&e=
Signed-off-by: Michel Dänzer <michel.daen...@amd.com>
---
src/mesa/state_tracker/st_manager.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/mesa/state_tracker/st_manager.c
b/src/mesa/state_tracker/st_manager.c
index de16a3a2cf..348b456c4d 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -802,10 +802,12 @@ st_framebuffer_reuse_or_create(struct st_context *st,
if (stfb == NULL) {
cur = st_framebuffer_create(st, stfbi);
- /* add to the context's winsys buffers list */
- LIST_ADD(&cur->head, &st->winsys_buffers);
+ if (cur) {
+ /* add to the context's winsys buffers list */
+ LIST_ADD(&cur->head, &st->winsys_buffers);
- st_framebuffer_reference(&stfb, cur);
+ st_framebuffer_reference(&stfb, cur);
+ }
}
return stfb;
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