dbri: check dma_alloc_coherent errors

Needs to check for dma_alloc_coherent() allocation failure. Signed-off-by: FUJITA Tomonori <[email protected]> Signed-off-by: David S. Miller <[email protected]>
chewitt · Oct 29, 2008 · be37664 · be37664
1 parent 1758ef6
commit be37664
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sound/sparc/dbri.c b/sound/sparc/dbri.c
@@ -2534,6 +2534,8 @@ static int __devinit snd_dbri_create(struct snd_card *card,
 	dbri->dma = dma_alloc_coherent(&op->dev,
 				       sizeof(struct dbri_dma),
 				       &dbri->dma_dvma, GFP_ATOMIC);
+	if (!dbri->dma)
+		return -ENOMEM;
 	memset((void *)dbri->dma, 0, sizeof(struct dbri_dma));
 
 	dprintk(D_GEN, "DMA Cmd Block 0x%p (0x%08x)\n",