[FFmpeg-devel] [PATCH] Fixing rare dshow input crash

[Roger Pack]

Original bigger patch is enough for now.  Please merge, thanks!

On Wed, Jan 29, 2020 at 1:40 AM Paul B Mahol <onemda at gmail.com> wrote:
>
> Please incorporate this change in previous bigger patch. It is ready for merge.
>
> On 1/29/20, Roger Pack <rogerdpack2 at gmail.com> wrote:
> > Good catch.
> > Or maybe this?
> >
> > diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c
> > index d7f5bd7..96e4374 100644
> > --- a/libavdevice/dshow.c
> > +++ b/libavdevice/dshow.c
> > @@ -453,6 +453,7 @@ next:
> >          if (type->pbFormat)
> >              CoTaskMemFree(type->pbFormat);
> >          CoTaskMemFree(type);
> > +        type = NULL;
> >      }
> >  end:
> >      IAMStreamConfig_Release(config);
> >
> > On Thu, Sep 5, 2019 at 2:56 PM Alexey Potakhov <alex at potahov.com> wrote:
> >>
> >> re-sending without tabs.
> >>
> >> On Wed, Sep 4, 2019 at 6:22 PM Carl Eugen Hoyos <ceffmpeg at gmail.com>
> >> wrote:
> >> >
> >> > Am Do., 5. Sept. 2019 um 00:08 Uhr schrieb Alexey Potakhov
> >> > <alex at potahov.com>:
> >> >
> >> > > In some rare cases when IAMStreamConfig_GetStreamCaps returns
> >> > > an error avformat_open_input() crashes with access violation.
> >> >
> >> > Tabs are rejected by our repository, please remove them and resend.
> >> >
> >> > Carl Eugen
> >> > _______________________________________________
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