libavformat: not treat 0 as EOF

transfer_func variable passed to retry_transfer_wrapper
are h->prot->url_read and h->prot->url_write functions.
These need to return EOF or other error properly.
In case of returning >= 0, url_read/url_write is retried
until error is returned.

Signed-off-by: Daniel Kucera <daniel.kucera@gmail.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/libavformat/http.c b/libavformat/http.c
index 668cd51986..bd9148f45d 100644
--- a/libavformat/http.c
+++ b/libavformat/http.c
@@ -1296,8 +1296,11 @@ static int http_buf_read(URLContext *h, uint8_t *buf, int size)
                    "Chunked encoding data size: %"PRIu64"'\n",
                     s->chunksize);
 
-            if (!s->chunksize)
+            if (!s->chunksize) {
+                av_log(h, AV_LOG_DEBUG, "Last chunk received, closing conn\n");
+                ffurl_closep(&s->hd);
                 return 0;
+            }
             else if (s->chunksize == UINT64_MAX) {
                 av_log(h, AV_LOG_ERROR, "Invalid chunk size %"PRIu64"\n",
                        s->chunksize);