From a8d30608eaed6cc759b8e2e8a8bbbb42591f797f Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Mon, 29 Jul 2013 15:10:22 +0530 Subject: 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 CC: stable@vger.kernel.org Signed-off-by: Vinod Koul Signed-off-by: Takashi Iwai diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index 99db892..9896954 100644 --- 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): -- cgit v0.10.2