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Commit a8d30608 authored by Vinod Koul's avatar Vinod Koul Committed by Takashi Iwai
Browse files

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: default avatarHaynes <hgeorge@codeaurora.org>
CC: stable@vger.kernel.org
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 43cbd286

sound/core/compress_offload.c

+1 −1
Original line number Diff line number Diff line
@@ -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):