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>

diff --git a/sound/soc/blackfin/bf6xx-sport.c b/sound/soc/blackfin/bf6xx-sport.c
index 318c5ba..dfb7443 100644 (file)
--- 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);