| From | Greg Kroah-Hartman <> | Subject | [ 021/102] ALSA: compress: fix the return value for SNDRV_COMPRESS_VERSION | Date | Thu, 8 Aug 2013 18:56:57 -0700 |
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3.10-stable review patch. If anyone has any objections, please let me know.
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From: Vinod Koul <vinod.koul@intel.com>
commit a8d30608eaed6cc759b8e2e8a8bbbb42591f797f upstream.
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 <hgeorge@codeaurora.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- sound/core/compress_offload.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -743,7 +743,7 @@ static long snd_compr_ioctl(struct file 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):
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