Re: [alsa-devel] [PATCH] ucm: Set uc_mgr->ctl to NULL after closing it.

On Sat, 2013-01-26 at 14:20 +0200, Tanu Kaskinen wrote:

Fixes a double-free bug.

Signed-off-by: Tanu Kaskinen tanuk@iki.fi

src/ucm/main.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/src/ucm/main.c b/src/ucm/main.c index 0d7d841..d8b8ada 100644 --- a/src/ucm/main.c +++ b/src/ucm/main.c @@ -145,6 +145,7 @@ static int open_ctl(snd_use_case_mgr_t *uc_mgr, free(uc_mgr->ctl_dev); uc_mgr->ctl_dev = NULL; snd_ctl_close(uc_mgr->ctl);

• uc_mgr->ctl = NULL;
  
  

  } err = snd_ctl_open(ctl, ctl_dev, 0);

Acked-by: Liam Girdwood liam.r.girdwood@linux.intel.com