Mesa (gallium-mesa-7.4): mesa: only call update_buffer when it's available
Alan Hourihane
alanh at kemper.freedesktop.org
Fri Feb 20 14:40:35 UTC 2009
Module: Mesa
Branch: gallium-mesa-7.4
Commit: d71910c1567d73ba112ff4b6f44be6572ad51da9
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=d71910c1567d73ba112ff4b6f44be6572ad51da9
Author: Alan Hourihane <alanh at vmware.com>
Date: Fri Feb 20 14:40:08 2009 +0000
mesa: only call update_buffer when it's available
---
src/mesa/state_tracker/st_cb_viewport.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/mesa/state_tracker/st_cb_viewport.c b/src/mesa/state_tracker/st_cb_viewport.c
index 6adf316..7b17528 100644
--- a/src/mesa/state_tracker/st_cb_viewport.c
+++ b/src/mesa/state_tracker/st_cb_viewport.c
@@ -40,7 +40,7 @@ static void st_viewport(GLcontext * ctx, GLint x, GLint y,
{
struct st_context *st = ctx->st;
- if (st->pipe->winsys)
+ if (st->pipe->winsys && st->pipe->winsys->update_buffer)
st->pipe->winsys->update_buffer( st->pipe->winsys,
st->pipe->priv );
}
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