[PATCH] [v2] sound/soc/fsl/fsl_dma.c: add missing of_node_put

Timur Tabi timur at freescale.com
Tue Aug 23 00:22:41 EST 2011


of_parse_phandle increments the reference count of np, so this should be
decremented before trying the next possibility.

Since we don't actually use np, we can decrement the reference count
immediately.

Reported-by: Julia Lawall <julia at diku.dk>
Signed-off-by: Timur Tabi <timur at freescale.com>
---
 sound/soc/fsl/fsl_dma.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/sound/soc/fsl/fsl_dma.c b/sound/soc/fsl/fsl_dma.c
index 6680c0b..b300f4b 100644
--- a/sound/soc/fsl/fsl_dma.c
+++ b/sound/soc/fsl/fsl_dma.c
@@ -877,10 +877,12 @@ static struct device_node *find_ssi_node(struct device_node *dma_channel_np)
 		 * assume that device_node pointers are a valid comparison.
 		 */
 		np = of_parse_phandle(ssi_np, "fsl,playback-dma", 0);
+		of_node_put(np);
 		if (np == dma_channel_np)
 			return ssi_np;
 
 		np = of_parse_phandle(ssi_np, "fsl,capture-dma", 0);
+		of_node_put(np);
 		if (np == dma_channel_np)
 			return ssi_np;
 	}
-- 
1.7.3.4




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