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authorDave Airlie <airlied@gmail.com>2013-09-10 14:46:23 +1000
committerDave Airlie <airlied@gmail.com>2013-09-16 08:33:02 +1000
commit2f508f244e8e4cb4bb2b9f813548fbf0c89b77c1 (patch)
treefdc72dd0c4aaca3057c9137a66edea6d89899faa
parentbbe3d6dc29f218e4d790e5ea359d3c6736e94226 (diff)
st/mesa: don't dereference stObj->pt if NULL
It seems a user app can get us into this state, I trigger the fail running fbo-maxsize inside virgl, it fails to create the backing storage for the texture object, but then segfaults here when it should fail the completeness test. Cc: "9.2" <mesa-stable@lists.freedesktop.org> Reviewed-by: Brian Paul <brianp@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--src/mesa/state_tracker/st_cb_fbo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index 77aaccd048..20894825f7 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -502,7 +502,7 @@ st_validate_attachment(struct gl_context *ctx,
if (att->Type != GL_TEXTURE)
return GL_TRUE;
- if (!stObj)
+ if (!stObj || !stObj->pt)
return GL_FALSE;
format = stObj->pt->format;