Correct commit id reference, actually take from linus tree

Gbp-Dch: Ignore

debian/patches/bugfix/all/ALSA-seq-Fix-racy-pool-initializations.patch

@@ -4,11 +4,9 @@ Subject: ALSA: seq: Fix racy pool initializations
 MIME-Version: 1.0
 Content-Type: text/plain; charset=UTF-8
 Content-Transfer-Encoding: 8bit
-Origin: https://git.kernel.org/linus/3b8e84c8373de4e068e282102425d498d992e49b
+Origin: https://git.kernel.org/linus/d15d662e89fc667b90cd294b0eb45694e33144da
 Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2018-7566
 
-commit d15d662e89fc667b90cd294b0eb45694e33144da upstream.
-
 ALSA sequencer core initializes the event pool on demand by invoking
 snd_seq_pool_init() when the first write happens and the pool is
 empty.  Meanwhile user can reset the pool size manually via ioctl
@@ -23,13 +21,12 @@ mutex, we can avoid the race.
 Reported-by: 范龙飞 <long7573@126.com>
 Cc: <stable@vger.kernel.org>
 Signed-off-by: Takashi Iwai <tiwai@suse.de>
-Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 ---
  sound/core/seq/seq_clientmgr.c | 8 ++++++--
  1 file changed, 6 insertions(+), 2 deletions(-)
 
 diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
-index d01913404581..a42cbbf2c8d9 100644
+index 60db32785f62..04d4db44fae5 100644
 --- a/sound/core/seq/seq_clientmgr.c
 +++ b/sound/core/seq/seq_clientmgr.c
 @@ -1003,7 +1003,7 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,