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Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/rpcb_clnt.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index 03ae007641e..2caa7edeeab 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;
/*