On Mon, Feb 05, 2024 at 11:35:54AM +0100, Andreas Rheinhardt wrote:
> Michael Niedermayer:
> > Fixes: CID 1403229 Dereference after null check
> >
> > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
> > ---
> > libavfilter/signature_lookup.c | 25 ++++++++++++++-----------
> > 1 file changed, 14 insertions(+), 11 deletions(-)
> >
> > diff --git a/libavfilter/signature_lookup.c b/libavfilter/signature_lookup.c
> > index 86dd0c66754..6e45fde1b5a 100644
> > --- a/libavfilter/signature_lookup.c
> > +++ b/libavfilter/signature_lookup.c
> > @@ -37,6 +37,14 @@
> > #define STATUS_END_REACHED 1
> > #define STATUS_BEGIN_REACHED 2
> >
> > +static void sll_free(MatchingInfo **sll)
> > +{
> > + while (*sll) {
> > + sll = &(*sll)->next;
> > + av_freep(sll);
> > + }
> > +}
> > +
>
> This will leak every element except the second (if existing) of the
> linked list.ill post a better and split patch thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB If you fake or manipulate statistics in a paper in physics you will never get a job again. If you fake or manipulate statistics in a paper in medicin you will get a job for life at the pharma industry.
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