diff options
| -rw-r--r-- | src/mesa/main/fbobject.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index d6acc5896e8..0126e293051 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -3190,7 +3190,9 @@ _mesa_BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, } } - if (!mask) { + if (!mask || + (srcX1 - srcX0) == 0 || (srcY1 - srcY0) == 0 || + (dstX1 - dstX0) == 0 || (dstY1 - dstY0) == 0) { return; } |