[FFmpeg-cvslog] aacdec: consistently use avctx for logging in decode_eld_specific_config

[Andreas Cadhalpun]

ffmpeg | branch: release/2.4 | Andreas Cadhalpun <andreas.cadhalpun at googlemail.com> | Thu Apr 16 16:58:32 2015 +0200| [d2ff2c9dd32426b59ffbc4b6ebe2d8fb22979ef7] | committer: Michael Niedermayer

aacdec: consistently use avctx for logging in decode_eld_specific_config

ac may be NULL and then accessing ac->avctx results in a segmentation fault.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 5b75689b987e4c4dd4f34d5c8be389547e9cc701)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d2ff2c9dd32426b59ffbc4b6ebe2d8fb22979ef7
---

 libavcodec/aacdec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 7d802e8..e92f1a1 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -881,7 +881,7 @@ static int decode_eld_specific_config(AACContext *ac, AVCodecContext *avctx,
         if (len == 15 + 255)
             len += get_bits(gb, 16);
         if (get_bits_left(gb) < len * 8 + 4) {
-            av_log(ac->avctx, AV_LOG_ERROR, overread_err);
+            av_log(avctx, AV_LOG_ERROR, overread_err);
             return AVERROR_INVALIDDATA;
         }
         skip_bits_long(gb, 8 * len);