[FFmpeg-devel] [PATCH 1/4] lavf/udp: do not return an uninitialized value from udp_open()

[Anton Khirnov]

---
 libavformat/udp.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/libavformat/udp.c b/libavformat/udp.c
index b8b0e19609..180d96a988 100644
--- a/libavformat/udp.c
+++ b/libavformat/udp.c
@@ -739,8 +739,10 @@ static int udp_open(URLContext *h, const char *uri, int 
flags)
     /* XXX: fix av_url_split */
     if (hostname[0] == '\0' || hostname[0] == '?') {
         /* only accepts null hostname if input */
-        if (!(flags & AVIO_FLAG_READ))
+        if (!(flags & AVIO_FLAG_READ)) {
+            ret = AVERROR(EINVAL);
             goto fail;
+        }
     } else {
         if ((ret = ff_udp_set_remote_url(h, uri)) < 0)
             goto fail;
@@ -750,8 +752,10 @@ static int udp_open(URLContext *h, const char *uri, int 
flags)
         s->local_port = port;
 
     udp_fd = udp_socket_create(h, &my_addr, &len, s->localaddr);
-    if (udp_fd < 0)
+    if (udp_fd < 0) {
+        ret = AVERROR(EIO);
         goto fail;
+    }
 
     s->local_addr_storage=my_addr; //store for future multicast join
 
-- 
2.33.0

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