From: Kangjie Lu <kangjielu@xxxxxxxxx>
commit cec8f96e49d9be372fdb0c3836dcf31ec71e457e upstream.
The stack object â??treadâ?? has a total size of 32 bytes. Its field
â??eventâ?? and â??valâ?? both contain 4 bytes padding. These 8 bytes
padding bytes are sent to user without being initialized.
Signed-off-by: Kangjie Lu <kjlu@xxxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Willy Tarreau <w@xxxxxx>
---
sound/core/timer.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/core/timer.c b/sound/core/timer.c
index 38742e8..54ff806 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1707,6 +1707,7 @@ static int snd_timer_user_params(struct file *file,
if (tu->timeri->flags & SNDRV_TIMER_IFLG_EARLY_EVENT) {
if (tu->tread) {
struct snd_timer_tread tread;
+ memset(&tread, 0, sizeof(tread));
tread.event = SNDRV_TIMER_EVENT_EARLY;
tread.tstamp.tv_sec = 0;
tread.tstamp.tv_nsec = 0;
--
2.8.0.rc2.1.gbe9624a
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