sound/oss/i810_audio.c: check kmalloc() return value.

PATCH New Amit Choudhary 1 participant 1 message Mar 9, 2007 Sound

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Amit Choudhary

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2007-03-09 07:22 UTC #0 lore raw

PATCH 1/1 sound/oss/i810_audio.c: check kmalloc() return value.

Description: Check the return value of kmalloc() in function i810_open(), in file sound/oss/i810_audio.c.

Signed-off-by Amit Choudhary <[email protected]>

sound/oss/i810_audio.c +6 -1

index 240cc79..a415967 100644
@@ -2580,8 +2580,13 @@ static int i810_open(struct inode *inode
 			if (card->states[i] == NULL) {
 				state = card->states[i] = (struct i810_state *)
 					kmalloc(sizeof(struct i810_state), GFP_KERNEL);
-				if (state == NULL)
+				if (state == NULL) {
+					for (--i; i >= 0; i--) {
+						kfree(card->states[i]);
+						card->states[i] = NULL;
+					}
 					return -ENOMEM;
+				}
 				memset(state, 0, sizeof(struct i810_state));
 				dmabuf = &state->dmabuf;
 				goto found_virt;