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Commit 803c9827 authored by Takashi Iwai's avatar Takashi Iwai Committed by Sasha Levin
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ALSA: timer: Fix broken compat timer user status ioctl 



[ Upstream commit 3a72494ac2a3bd229db941d51e7efe2f6ccd947b ]

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: <stable@vger.kernel.org>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
parent 58dff559

sound/core/timer_compat.c

+3 −2
Original line number Diff line number Diff line
@@ -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;