[FFmpeg-devel] [PATCH] jpeg2000dec: fix memleaks in error cases in jpeg2000_decode_frame()

Michael Niedermayer michaelni at gmx.at
Mon May 6 22:52:06 CEST 2013


On Mon, May 06, 2013 at 10:32:05PM +0200, Nicolas BERTRAND wrote:
> Le 06/05/13 22:11, Michael Niedermayer a écrit :
> >Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> >---
> >  libavcodec/jpeg2000dec.c |   11 +++++++----
> >  1 file changed, 7 insertions(+), 4 deletions(-)
> >
> >diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
> >index ac69d7e..63405c4 100644
> >--- a/libavcodec/jpeg2000dec.c
> >+++ b/libavcodec/jpeg2000dec.c
> >@@ -1288,26 +1288,29 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
> >          return -1;
> >      }
> >      if (ret = jpeg2000_read_main_headers(s))
> >-        return ret;
> >+        goto fail;
> >      /* get picture buffer */
> >      if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0) {
> >          av_log(avctx, AV_LOG_ERROR, "ff_thread_get_buffer() failed.\n");
> >-        return ret;
> >+        goto fail;
> >      }
> >      picture->pict_type = AV_PICTURE_TYPE_I;
> >      picture->key_frame = 1;
> >      if (ret = jpeg2000_read_bitstream_packets(s))
> >-        return ret;
> >+        goto fail;
> >      for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
> >          if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
> >-            return ret;
> >+            goto fail;
> >      jpeg2000_dec_cleanup(s);
> >      *got_frame = 1;
> >      return s->buf - s->buf_start;
> >+fail:
> >+    jpeg2000_dec_cleanup(s);
> >+    return ret;
> >  }
> >  #define OFFSET(x) offsetof(Jpeg2000DecoderContext, x)
> LVGTM :)

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I do not agree with what you have to say, but I'll defend to the death your
right to say it. -- Voltaire
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