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avformat/hlsenc: Handle NULL input in IO open and close utility functions 

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Karthick J 2017-12-15 22:08:31 +08:00 committed by Steven Liu
parent deceb7d9ae
commit 6ae18228cd
1 changed files with 2 additions and 2 deletions
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4
libavformat/hlsenc.c
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@ -246,7 +246,7 @@ static int is_http_proto(char *filename) {
static int hlsenc_io_open(AVFormatContext *s, AVIOContext **pb, char *filename,
AVDictionary **options) {
HLSContext *hls = s->priv_data;
int http_base_proto = is_http_proto(filename);
int http_base_proto = filename ? is_http_proto(filename) : 0;
int err = AVERROR_MUXER_NOT_FOUND;
if (!*pb || !http_base_proto || !hls->http_persistent) {
err = s->io_open(s, pb, filename, AVIO_FLAG_WRITE, options);
@ -262,7 +262,7 @@ static int hlsenc_io_open(AVFormatContext *s, AVIOContext **pb, char *filename,
static void hlsenc_io_close(AVFormatContext *s, AVIOContext **pb, char *filename) {
HLSContext *hls = s->priv_data;
int http_base_proto = is_http_proto(filename);
int http_base_proto = filename ? is_http_proto(filename) : 0;
if (!http_base_proto || !hls->http_persistent || hls->key_info_file || hls->encrypt) {
ff_format_io_close(s, pb);