diff options
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/buffers.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c index cbbe3e8698b..d9c18bfaafc 100644 --- a/src/mesa/main/buffers.c +++ b/src/mesa/main/buffers.c @@ -140,7 +140,9 @@ _mesa_Clear( GLbitfield mask ) return; } - if (ctx->DrawBuffer->Width == 0 || ctx->DrawBuffer->Height == 0) + if (ctx->DrawBuffer->Width == 0 || ctx->DrawBuffer->Height == 0 || + ctx->DrawBuffer->_Xmin >= ctx->DrawBuffer->_Xmax || + ctx->DrawBuffer->_Ymin >= ctx->DrawBuffer->_Ymax) return; if (ctx->RenderMode == GL_RENDER) { |