[PATCH] drm/nouveau/fifo: small cleanup in nvkm_chan_cctx_get()

[Dan Carpenter]

"&chan->cgrp->mutex" and "&cgrp->mutex" are the same thing.  Use
"&cgrp->mutex" consistently.  It looks nicer and it silences a
Smatch static checker warning.

Signed-off-by: Dan Carpenter <dan.carpenter at linaro.org>
---
 drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
index 7d4716dcd512..f5cd7f7c48b4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c
@@ -104,7 +104,7 @@ nvkm_chan_cctx_get(struct nvkm_chan *chan, struct nvkm_engn *engn, struct nvkm_c
 	if (cctx) {
 		refcount_inc(&cctx->refs);
 		*pcctx = cctx;
-		mutex_unlock(&chan->cgrp->mutex);
+		mutex_unlock(&cgrp->mutex);
 		return 0;
 	}
 
-- 
2.47.2