diff options
Diffstat (limited to 'src/mesa/state_tracker/st_cb_clear.c')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_clear.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index a84c9075f5e..87dccee1f49 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -446,7 +446,7 @@ st_Clear(struct gl_context *ctx, GLbitfield mask) for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) { GLuint b = ctx->DrawBuffer->_ColorDrawBufferIndexes[i]; - if (mask & (1 << b)) { + if (b >= 0 && mask & (1 << b)) { struct gl_renderbuffer *rb = ctx->DrawBuffer->Attachment[b].Renderbuffer; struct st_renderbuffer *strb = st_renderbuffer(rb); |