Merge commit '5c4b98de4d101ea715ef86847306a510afd0db0c'

[ffmpeg] / libavformat / udp.c

diff --git a/libavformat/udp.c b/libavformat/udp.c
index d693965cf762f7dc14e670bbc5a34b295d86f695..b6a47243096741a87083b74a5225851bd68f4edb 100644 (file)
--- a/libavformat/udp.c
+++ b/libavformat/udp.c
@@ -113,7 +113,7 @@ static const AVOption options[] = {
     { "buffer_size",    "System data size (in bytes)",                     OFFSET(buffer_size),    AV_OPT_TYPE_INT,    { .i64 = -1 },    -1, INT_MAX, .flags = D|E },
     { "localport",      "Local port",                                      OFFSET(local_port),     AV_OPT_TYPE_INT,    { .i64 = -1 },    -1, INT_MAX, D|E },
     { "local_port",     "Local port",                                      OFFSET(local_port),     AV_OPT_TYPE_INT,    { .i64 = -1 },    -1, INT_MAX, .flags = D|E },
-    { "localaddr",      "Local address",                                   OFFSET(localaddr),      AV_OPT_TYPE_STRING, { .str = "" },                 .flags = D|E },
+    { "localaddr",      "Local address",                                   OFFSET(localaddr),      AV_OPT_TYPE_STRING, { .str = NULL },               .flags = D|E },
     { "udplite_coverage", "choose UDPLite head size which should be validated by checksum", OFFSET(udplite_coverage), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, D|E },
     { "pkt_size",       "set size of UDP packets",                         OFFSET(pkt_size),       AV_OPT_TYPE_INT,    { .i64 = 1472 },  -1, INT_MAX, D|E },
     { "pkt_size",       "Maximum UDP packet size",                         OFFSET(pkt_size),       AV_OPT_TYPE_INT,    { .i64 = 1472 },  -1, INT_MAX, .flags = D|E },
@@ -360,7 +360,7 @@ static int udp_socket_create(UDPContext *s, struct sockaddr_storage *addr,
 
     if (((struct sockaddr *) &s->dest_addr)->sa_family)
         family = ((struct sockaddr *) &s->dest_addr)->sa_family;
-    res0 = udp_resolve_host(localaddr[0] ? localaddr : NULL, s->local_port,
+    res0 = udp_resolve_host((localaddr && localaddr[0]) ? localaddr : NULL, s->local_port,
                             SOCK_DGRAM, family, AI_PASSIVE);
     if (!res0)
         goto fail;