vlc | branch: master | Rémi Denis-Courmont <[email protected]> | Tue Feb 7 19:56:46 2017 +0200| [cf7feada8a9257d446592e42ec890a9d198d23a5] | committer: Rémi Denis-Courmont
stream: do not pass NULL buffer to access module access_t.pf_read did not expect a NULL output pointer before the merge of access_t and stream_t. For files, this caused an EFAULT error, but for other input types, it would likely crash. > http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=cf7feada8a9257d446592e42ec890a9d198d23a5 --- src/input/stream.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/src/input/stream.c b/src/input/stream.c index 7138280..519eda0 100644 --- a/src/input/stream.c +++ b/src/input/stream.c @@ -364,7 +364,13 @@ static ssize_t vlc_stream_ReadRaw(stream_t *s, void *buf, size_t len) if (s->pf_read != NULL) { assert(priv->block == NULL); - ret = s->pf_read(s, buf, len); + if (buf == NULL) + { + char dummy[1 + (len <= 255 ? len : 255)]; + ret = s->pf_read(s, dummy, sizeof (dummy)); + } + else + ret = s->pf_read(s, buf, len); return ret; } _______________________________________________ vlc-commits mailing list [email protected] https://mailman.videolan.org/listinfo/vlc-commits
