From: Limin Wang <[email protected]>
Signed-off-by: Limin Wang <[email protected]>
---
libavformat/dashdec.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c
index 0d21989..211d77f 100644
--- a/libavformat/dashdec.c
+++ b/libavformat/dashdec.c
@@ -403,6 +403,7 @@ static int open_url(AVFormatContext *s, AVIOContext **pb,
const char *url,
DASHContext *c = s->priv_data;
AVDictionary *tmp = NULL;
const char *proto_name = NULL;
+ int proto_name_len;
int ret;
if (av_strstart(url, "crypto", NULL)) {
@@ -416,6 +417,7 @@ static int open_url(AVFormatContext *s, AVIOContext **pb,
const char *url,
if (!proto_name)
return AVERROR_INVALIDDATA;
+ proto_name_len = strlen(proto_name);
// only http(s) & file are allowed
if (av_strstart(proto_name, "file", NULL)) {
if (strcmp(c->allowed_extensions, "ALL") && !av_match_ext(url,
c->allowed_extensions)) {
@@ -430,9 +432,9 @@ static int open_url(AVFormatContext *s, AVIOContext **pb,
const char *url,
} else
return AVERROR_INVALIDDATA;
- if (!strncmp(proto_name, url, strlen(proto_name)) &&
url[strlen(proto_name)] == ':')
+ if (!strncmp(proto_name, url, proto_name_len) && url[proto_name_len] ==
':')
;
- else if (av_strstart(url, "crypto", NULL) && !strncmp(proto_name, url + 7,
strlen(proto_name)) && url[7 + strlen(proto_name)] == ':')
+ else if (av_strstart(url, "crypto", NULL) && !strncmp(proto_name, url + 7,
proto_name_len) && url[7 + proto_name_len] == ':')
;
else if (strcmp(proto_name, "file") || !strncmp(url, "file,", 5))
return AVERROR_INVALIDDATA;
--
1.8.3.1
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