[SSSD] [PATCH] Every time release allocated memory in function

Jakub Hrozek jhrozek at redhat.com
Wed Jul 24 12:15:12 UTC 2013


On Wed, Jul 24, 2013 at 02:09:22PM +0200, Lukas Slebodnik wrote:
> On (24/07/13 13:52), Jakub Hrozek wrote:
> >On Wed, Jul 24, 2013 at 12:06:41PM +0200, Lukas Slebodnik wrote:
> >> ehlo,
> >> 
> >> Memory leak was found by coverity. (and also by scan-build)
> >> 
> >> Patch is attached.
> >> 
> >> LS
> >
> >> From 5b84e6f9114b623c01cb0bc50ae7405c6225c91f Mon Sep 17 00:00:00 2001
> >> From: Lukas Slebodnik <lslebodn at redhat.com>
> >> Date: Wed, 24 Jul 2013 10:52:08 +0200
> >> Subject: [PATCH] Every time release allocated memory in function
> >>  py_sss_getgrouplist
> >> 
> >> Coverity: 11922
> >> ---
> >>  src/python/pysss.c | 1 +
> >>  1 file changed, 1 insertion(+)
> >> 
> >> diff --git a/src/python/pysss.c b/src/python/pysss.c
> >> index 4dd0351354aadb185a25f5c54e945f8397d7dcf7..284947be184054122b425b31e42615b1fa10b2e2 100644
> >> --- a/src/python/pysss.c
> >> +++ b/src/python/pysss.c
> >> @@ -804,6 +804,7 @@ static PyObject *py_sss_getgrouplist(PyObject *self, PyObject *args)
> >>              idx++;
> >>          }
> >>      }
> >> +    free(groups);
> >>  
> >
> >Nice catch but I would prefer if you also set groups to NULL here so
> >that if in the future we add a goto fail to the code after the groups
> >array is freed, we don't attempt to free groups again.
> 
> Thank you for review.
> Updated patch is attached.
> 
> LS

Ack



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