Steven Liu:
> fix ticket: 8814
> if get double dot in the url, check next byte by double dot,
> it there have no '/', it is not directory double dot
>
> Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
> ---
> libavformat/url.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/libavformat/url.c b/libavformat/url.c
> index 20463a6674..92cb4ea116 100644
> --- a/libavformat/url.c
> +++ b/libavformat/url.c
> @@ -97,6 +97,10 @@ static void trim_double_dot_url(char *buf, const char
> *rel, int size)
> /* set new current position if the root node is changed */
> p = root;
> while (p && (node = strstr(p, ".."))) {
> + if (node[2] != '/') {
> + av_strlcpy(buf, rel, size);;
double ;
> + return;
> + }
A url that contains a .. that does not mean "parent folder" can
nevertheless contain a .. meaning "parent folder" lateron, so I don't
think you can simply return here.
> av_strlcat(tmp_path, p, node - p + strlen(tmp_path));
> p = node + 3;
> sep = strrchr(tmp_path, '/');
>
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