From: Kangjie Lu <kangjielu@xxxxxxxxx> This patch has been added to the 3.12 stable tree. If you have any objections, please let us know. =============== commit 9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6 upstream. The stack object “r1” has a total size of 32 bytes. Its field “event” and “val” 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: Jiri Slaby <jslaby@xxxxxxx> --- sound/core/timer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/core/timer.c b/sound/core/timer.c index 7bf8186472fb..aa0582c5dd2e 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1218,6 +1218,7 @@ static void snd_timer_user_ccallback(struct snd_timer_instance *timeri, tu->tstamp = *tstamp; if ((tu->filter & (1 << event)) == 0 || !tu->tread) return; + memset(&r1, 0, sizeof(r1)); r1.event = event; r1.tstamp = *tstamp; r1.val = resolution; -- 2.9.1 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html