ASoC: wm0010: fix memory leak

We were aborting if the kzalloc of img_swap fails but without freeing the
already allocated out. Similarly we were aborting if spi_sync fails
without releasing out and img_swap.
Signed-off-by: NSudip Mukherjee <sudip@vectorindia.org>
Acked-by: NCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/wm0010.c

@@ -672,8 +672,10 @@ static int wm0010_boot(struct snd_soc_codec *codec)
 		}
 
 		img_swap = kzalloc(len, GFP_KERNEL | GFP_DMA);
-		if (!img_swap)
+		if (!img_swap) {
+			kfree(out);
 			goto abort;
+		}
 
 		/* We need to re-order for 0010 */
 		byte_swap_64((u64 *)&pll_rec, img_swap, len);
@@ -690,6 +692,8 @@ static int wm0010_boot(struct snd_soc_codec *codec)
 		ret = spi_sync(spi, &m);
 		if (ret != 0) {
 			dev_err(codec->dev, "First PLL write failed: %d\n", ret);
+			kfree(img_swap);
+			kfree(out);
 			goto abort;
 		}
 
@@ -697,6 +701,8 @@ static int wm0010_boot(struct snd_soc_codec *codec)
 		ret = spi_sync(spi, &m);
 		if (ret != 0) {
 			dev_err(codec->dev, "Second PLL write failed: %d\n", ret);
+			kfree(img_swap);
+			kfree(out);
 			goto abort;
 		}