flvdec: fix segfault in amf_parse_object() due to NULL key

fixes Issue 2674

flvdec: fix segfault in amf_parse_object() due to NULL key
fixes Issue 2674
e3c007bb · Justin Ruggles · 906fd030 · e3c007bb
Commit e3c007bb authored Apr 03, 2011 by Justin Ruggles
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flvdec.c libavformat/flvdec.c +1 -1

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--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -211,7 +211,7 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vst
        case AMF_DATA_TYPE_OBJECT: {
            unsigned int keylen;

-            if (!strcmp(KEYFRAMES_TAG, key) && depth == 1)
+            if (key && !strcmp(KEYFRAMES_TAG, key) && depth == 1)
                if (parse_keyframes_index(s, ioc, vstream, max_pos) < 0)
                    return -1;