diff options
author | Brian Paul <[email protected]> | 2014-01-23 09:47:34 -0700 |
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committer | Brian Paul <[email protected]> | 2014-01-23 11:08:40 -0700 |
commit | f7c118ffbfdafaccd4ec05d4a040d07e120c5090 (patch) | |
tree | 1c7ac5a97860ca6be8cbe4196a76c6d507d11be7 /src/mesa | |
parent | 349efdbba141dc64a2b8f6beb481b9f3d7da6d7d (diff) |
st/mesa: fix glReadBuffer(GL_NONE) segfault
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=73956
Cc: 10.0 <[email protected]>
Tested-by: Ahmed Allam <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/mesa')
-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 637f7ee9897..eca04b89b5a 100644 --- a/src/mesa/state_tracker/st_cb_fbo.c +++ b/src/mesa/state_tracker/st_cb_fbo.c @@ -700,7 +700,8 @@ 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); } |