Module: Mesa Branch: master Commit: f7c118ffbfdafaccd4ec05d4a040d07e120c5090 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f7c118ffbfdafaccd4ec05d4a040d07e120c5090
Author: Brian Paul <bri...@vmware.com> Date: Thu Jan 23 09:47:34 2014 -0700 st/mesa: fix glReadBuffer(GL_NONE) segfault Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=73956 Cc: 10.0 <mesa-sta...@lists.freedesktop.org> Tested-by: Ahmed Allam <ahmabd...@hotmail.com> Reviewed-by: Marek Olšák <marek.ol...@amd.com> --- src/mesa/state_tracker/st_cb_fbo.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c index 637f7ee..eca04b8 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); } _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-commit