From 324ff59444ff5470bb325ff1e2be7c4b054fc944 Mon Sep 17 00:00:00 2001 From: Nidhi Makhijani Date: Mon, 14 Jul 2014 11:52:44 +0530 Subject: avpacket: Check for and return errors in ff_interleave_add_packet() Signed-off-by: Diego Biurrun --- libavformat/mux.c | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) (limited to 'libavformat/mux.c') diff --git a/libavformat/mux.c b/libavformat/mux.c index 9c2144acc1..df4f57a7f3 100644 --- a/libavformat/mux.c +++ b/libavformat/mux.c @@ -384,12 +384,15 @@ int av_write_frame(AVFormatContext *s, AVPacket *pkt) return ret; } -void ff_interleave_add_packet(AVFormatContext *s, AVPacket *pkt, - int (*compare)(AVFormatContext *, AVPacket *, AVPacket *)) +int ff_interleave_add_packet(AVFormatContext *s, AVPacket *pkt, + int (*compare)(AVFormatContext *, AVPacket *, AVPacket *)) { + int ret; AVPacketList **next_point, *this_pktl; this_pktl = av_mallocz(sizeof(AVPacketList)); + if (!this_pktl) + return AVERROR(ENOMEM); this_pktl->pkt = *pkt; #if FF_API_DESTRUCT_PACKET FF_DISABLE_DEPRECATION_WARNINGS @@ -397,7 +400,11 @@ FF_DISABLE_DEPRECATION_WARNINGS FF_ENABLE_DEPRECATION_WARNINGS #endif pkt->buf = NULL; - av_dup_packet(&this_pktl->pkt); // duplicate the packet if it uses non-alloced memory + // Duplicate the packet if it uses non-allocated memory + if ((ret = av_dup_packet(&this_pktl->pkt)) < 0) { + av_free(this_pktl); + return ret; + } if (s->streams[pkt->stream_index]->last_in_packet_buffer) { next_point = &(s->streams[pkt->stream_index]->last_in_packet_buffer->next); @@ -422,6 +429,8 @@ next_non_null: s->streams[pkt->stream_index]->last_in_packet_buffer = *next_point = this_pktl; + + return 0; } static int interleave_compare_dts(AVFormatContext *s, AVPacket *next, @@ -442,10 +451,11 @@ int ff_interleave_packet_per_dts(AVFormatContext *s, AVPacket *out, { AVPacketList *pktl; int stream_count = 0; - int i; + int i, ret; if (pkt) { - ff_interleave_add_packet(s, pkt, interleave_compare_dts); + if ((ret = ff_interleave_add_packet(s, pkt, interleave_compare_dts)) < 0) + return ret; } if (s->max_interleave_delta > 0 && s->packet_buffer && !flush) { -- cgit v1.2.3