From 18bba3fa29187bb5122ed057989203dc05bc46aa Mon Sep 17 00:00:00 2001
From: Ben Skeggs <darktama@iinet.net.au>
Date: Fri, 17 Nov 2006 08:05:23 +1100
Subject: Dump some useful info when a PGRAPH error occurs.

The "channel" detect doesn't work on my nv40, but the rest
seems to produce sane info.
---
 shared-core/nouveau_fifo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'shared-core/nouveau_fifo.c')

diff --git a/shared-core/nouveau_fifo.c b/shared-core/nouveau_fifo.c
index c662165b..73c4e9f9 100644
--- a/shared-core/nouveau_fifo.c
+++ b/shared-core/nouveau_fifo.c
@@ -536,7 +536,7 @@ void nouveau_fifo_cleanup(drm_device_t* dev, DRMFILE filp)
 
 	DRM_DEBUG("clearing FIFO enables from filp\n");
 	for(i=0;i<nouveau_fifo_number(dev);i++)
-		if (dev_priv->fifos[i].filp==filp)
+		if (dev_priv->fifos[i].used && dev_priv->fifos[i].filp==filp)
 			nouveau_fifo_free(dev,i);
 
 	/* check we still point at an active channel */
-- 
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