ASoC: bfin: fix memory leak in sport3 controller driver

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/sound/soc/blackfin/bf6xx-sport.c b/sound/soc/blackfin/bf6xx-sport.c
index 318c5ba5360f..dfb744381c42 100644
--- a/sound/soc/blackfin/bf6xx-sport.c
+++ b/sound/soc/blackfin/bf6xx-sport.c
@@ -413,7 +413,14 @@ EXPORT_SYMBOL(sport_create);
 
 void sport_delete(struct sport_device *sport)
 {
+        if (sport->tx_desc)
+                dma_free_coherent(NULL, sport->tx_desc_size,
+                                sport->tx_desc, 0);
+        if (sport->rx_desc)
+                dma_free_coherent(NULL, sport->rx_desc_size,
+                                sport->rx_desc, 0);
         sport_free_resource(sport);
+        kfree(sport);
 }
 EXPORT_SYMBOL(sport_delete);