ALSA: compress: fix the return value for SNDRV_COMPRESS_VERSION

the return value of SNDRV_COMPRESS_VERSION always return default -ENOTTY as the return value was never updated for this call assign return value from put_user() Reported-by: Haynes <[email protected]> CC: [email protected] Signed-off-by: Vinod Koul <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
chewitt · Jul 29, 2013 · a8d3060 · a8d3060
1 parent 43cbd28
commit a8d3060
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
@@ -743,7 +743,7 @@ static long snd_compr_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
 	mutex_lock(&stream->device->lock);
 	switch (_IOC_NR(cmd)) {
 	case _IOC_NR(SNDRV_COMPRESS_IOCTL_VERSION):
-		put_user(SNDRV_COMPRESS_VERSION,
+		retval = put_user(SNDRV_COMPRESS_VERSION,
 				(int __user *)arg) ? -EFAULT : 0;
 		break;
 	case _IOC_NR(SNDRV_COMPRESS_GET_CAPS):