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rtpdec: Fix the minimum packet length for RTCP SR packets

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We actually read 20 bytes of these packets.

Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit 5d6ecf5345c0913e2b66427ea062e7989201a139)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
John Brooks 2011-10-12 11:06:26 +03:00 committed by Michael Niedermayer
parent 5ae87280e2
commit d398d042c1
1 changed files with 1 additions and 1 deletions
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2
libavformat/rtpdec.c
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@ -114,7 +114,7 @@ static int rtcp_parse_packet(RTPDemuxContext *s, const unsigned char *buf, int l
while (len >= 2) { while (len >= 2) {
switch (buf[1]) { switch (buf[1]) {
case RTCP_SR: case RTCP_SR:
if (len < 16) { if (len < 20) {
av_log(NULL, AV_LOG_ERROR, "Invalid length for RTCP SR packet\n"); av_log(NULL, AV_LOG_ERROR, "Invalid length for RTCP SR packet\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }