diff options
| -rw-r--r-- | net/sunrpc/rpcb_clnt.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index 03ae007641e4..2caa7edeeaba 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -703,11 +703,16 @@ static int rpcb_decode_getaddr(struct rpc_rqst *req, __be32 *p, *portp = 0; addr_len = ntohl(*p++); + if (addr_len == 0) { + dprintk("RPC: rpcb_decode_getaddr: " + "service is not registered\n"); + return 0; + } + /* - * Simple sanity check. The smallest possible universal - * address is an IPv4 address string containing 11 bytes. + * Simple sanity check. */ - if (addr_len < 11 || addr_len > RPCBIND_MAXUADDRLEN) + if (addr_len > RPCBIND_MAXUADDRLEN) goto out_err; /* |