diff options
| author | Brian Paul <brianp@vmware.com> | 2014-01-23 09:47:34 -0700 |
|---|---|---|
| committer | Carl Worth <cworth@cworth.org> | 2014-01-25 16:52:34 -0800 |
| commit | 79ef990ef864e43d48d89f4e5ddd050e657841ab (patch) | |
| tree | 9070b34b73ba03ddd68f4599869fb4a3c577814a /src/mesa/state_tracker/st_cb_fbo.c | |
| parent | b1694c9f870f0427addde783c0a4c7091863c2cb (diff) | |
st/mesa: fix glReadBuffer(GL_NONE) segfault
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=73956
Cc: 10.0 <mesa-stable@lists.freedesktop.org>
Tested-by: Ahmed Allam <ahmabdabd@hotmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
(cherry picked from commit f7c118ffbfdafaccd4ec05d4a040d07e120c5090)
Diffstat (limited to 'src/mesa/state_tracker/st_cb_fbo.c')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_fbo.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c index 20894825f7f..62f23a15ec9 100644 --- a/src/mesa/state_tracker/st_cb_fbo.c +++ b/src/mesa/state_tracker/st_cb_fbo.c @@ -648,7 +648,8 @@ st_ReadBuffer(struct gl_context *ctx, GLenum buffer) (void) buffer; /* add the renderbuffer on demand */ - st_manager_add_color_renderbuffer(st, fb, fb->_ColorReadBufferIndex); + if (fb->_ColorReadBufferIndex >= 0) + st_manager_add_color_renderbuffer(st, fb, fb->_ColorReadBufferIndex); } |