[FFmpeg-cvslog] avformat/mxfdec: Fix av_log context

[Michael Niedermayer]

ffmpeg | branch: release/4.0 | Michael Niedermayer <michael at niedermayer.cc> | Tue Jul  3 20:38:06 2018 +0200| [a28ab09e2a2ac3fcc61e77ff5d702d9157eb37bc] | committer: Michael Niedermayer

avformat/mxfdec: Fix av_log context

Fixes: out of array access
Fixes: mxf-crash-1c2e59bf07a34675bfb3ada5e1ec22fa9f38f923

Found-by: Paul Ch <paulcher at icloud.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit bab0716c7f4793ec42e05a5aa7e80d82a0dd4e75)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a28ab09e2a2ac3fcc61e77ff5d702d9157eb37bc
---

 libavformat/mxfdec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index 7a42555562..c78e272a7e 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -2085,7 +2085,7 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
                 MXFEssenceContainerData *essence_data;
 
                 if (!(essence_data = mxf_resolve_strong_ref(mxf, &mxf->essence_container_data_refs[k], EssenceContainerData))) {
-                    av_log(mxf, AV_LOG_TRACE, "could not resolve essence container data strong ref\n");
+                    av_log(mxf->fc, AV_LOG_TRACE, "could not resolve essence container data strong ref\n");
                     continue;
                 }
                 if (!memcmp(component->source_package_ul, essence_data->package_ul, sizeof(UID)) && !memcmp(component->source_package_uid, essence_data->package_uid, sizeof(UID))) {