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rtpdec_asf: fix memleak

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Based on a suggestion by Ronald S. Bultje
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-09-07 16:48:49 +02:00
parent ba9a7e0d71
commit a2b66a366d
1 changed files with 6 additions and 2 deletions
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8
libavformat/rtpdec_asf.c
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@@ -233,10 +233,14 @@ static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
int cur_len = start_off + len_off - off; int cur_len = start_off + len_off - off;
int prev_len = out_len; int prev_len = out_len;
void *newbuf;
out_len += cur_len; out_len += cur_len;
asf->buf = av_realloc(asf->buf, out_len); if(FFMIN(cur_len, len - off)<0)
if(!asf->buf || FFMIN(cur_len, len - off)<0)
return -1; return -1;
newbuf = av_realloc(asf->buf, out_len);
if(!newbuf)
return -1;
asf->buf= newbuf;
memcpy(asf->buf + prev_len, buf + off, memcpy(asf->buf + prev_len, buf + off,
FFMIN(cur_len, len - off)); FFMIN(cur_len, len - off));
avio_skip(pb, cur_len); avio_skip(pb, cur_len);