| From: Takashi Iwai <tiwai@suse.de> |
| Date: Tue, 9 Jan 2018 08:51:02 +0100 |
| Subject: ALSA: pcm: Use ERESTARTSYS instead of EINTR in OSS emulation |
| |
| commit c64ed5dd9feba193c76eb460b451225ac2a0d87b upstream. |
| |
| Fix the last standing EINTR in the whole subsystem. Use more correct |
| ERESTARTSYS for pending signals. |
| |
| Signed-off-by: Takashi Iwai <tiwai@suse.de> |
| [bwh: Backported to 3.16: adjust context] |
| Signed-off-by: Ben Hutchings <ben@decadent.org.uk> |
| --- |
| sound/core/oss/pcm_oss.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/sound/core/oss/pcm_oss.c |
| +++ b/sound/core/oss/pcm_oss.c |
| @@ -852,7 +852,7 @@ static int snd_pcm_oss_change_params(str |
| if (!(mutex_trylock(&runtime->oss.params_lock))) |
| return -EAGAIN; |
| } else if (mutex_lock_interruptible(&runtime->oss.params_lock)) |
| - return -EINTR; |
| + return -ERESTARTSYS; |
| sw_params = kmalloc(sizeof(*sw_params), GFP_KERNEL); |
| params = kmalloc(sizeof(*params), GFP_KERNEL); |
| sparams = kmalloc(sizeof(*sparams), GFP_KERNEL); |
