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-rw-r--r--src/mesa/drivers/dri/intel/intel_buffers.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_buffers.c b/src/mesa/drivers/dri/intel/intel_buffers.c
index 4632751935a..9809f79bbee 100644
--- a/src/mesa/drivers/dri/intel/intel_buffers.c
+++ b/src/mesa/drivers/dri/intel/intel_buffers.c
@@ -88,7 +88,7 @@ intelDrawBuffer(struct gl_context * ctx, GLenum mode)
intel->is_front_buffer_rendering;
intel->is_front_buffer_rendering = (mode == GL_FRONT_LEFT)
- || (mode == GL_FRONT);
+ || (mode == GL_FRONT) || (mode == GL_FRONT_AND_BACK);
/* If we weren't front-buffer rendering before but we are now,
* invalidate our DRI drawable so we'll ask for new buffers