ALSA: timer: Fix broken compat timer user status ioctl

The timer user status compat ioctl returned the bogus struct used for 64bit architectures instead of the 32bit one. This patch addresses it to return the proper struct. Cc: <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
anholt · Feb 28, 2016 · 3a72494 · 3a72494
1 parent 2251fbb
commit 3a72494
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c
@@ -70,13 +70,14 @@ static int snd_timer_user_status_compat(struct file *file,
 					struct snd_timer_status32 __user *_status)
 {
 	struct snd_timer_user *tu;
-	struct snd_timer_status status;
+	struct snd_timer_status32 status;
 
 	tu = file->private_data;
 	if (snd_BUG_ON(!tu->timeri))
 		return -ENXIO;
 	memset(&status, 0, sizeof(status));
-	status.tstamp = tu->tstamp;
+	status.tstamp.tv_sec = tu->tstamp.tv_sec;
+	status.tstamp.tv_nsec = tu->tstamp.tv_nsec;
 	status.resolution = snd_timer_resolution(tu->timeri);
 	status.lost = tu->timeri->lost;
 	status.overrun = tu->overrun;