diff options
| -rw-r--r-- | src/net/udp.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/net/udp.c b/src/net/udp.c index 34acc53f8..1f74d65bc 100644 --- a/src/net/udp.c +++ b/src/net/udp.c @@ -260,7 +260,7 @@ static int udp_rx ( struct pk_buff *pkb, struct sockaddr_tcpip *st_src, struct udp_connection *conn; size_t ulen; uint16_t csum; - int rc; + int rc = 0; /* Sanity check packet */ if ( pkb_len ( pkb ) < sizeof ( *udphdr ) ) { @@ -314,11 +314,16 @@ static int udp_rx ( struct pk_buff *pkb, struct sockaddr_tcpip *st_src, } /* Pass data to application */ - rc = conn->udp_op->newdata ( conn, pkb->data, pkb_len ( pkb ), + if ( conn->udp_op->newdata ) { + rc = conn->udp_op->newdata ( conn, pkb->data, pkb_len ( pkb ), st_src, st_dest ); - if ( rc != 0 ) { - DBGC ( conn, "UDP %p application rejected packet: %s\n", - conn, strerror ( rc ) ); + if ( rc != 0 ) { + DBGC ( conn, "UDP %p application rejected packet: %s\n", + conn, strerror ( rc ) ); + } + } else { + DBGC ( conn, "UDP %p application has no newdata handler for " \ + "incoming packet\n", conn ); } done: |