SUNRPC: remove BUG_ON from encode_rpcb_string

Replace BUG_ON() with WARN_ON_ONCE() and truncate the encoded string if
len > max.

Signed-off-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index a70acae496e4..411f332de0b3 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -884,7 +884,10 @@ static void encode_rpcb_string(struct xdr_stream *xdr, const char *string,
         u32 len;
 
         len = strlen(string);
-        BUG_ON(len > maxstrlen);
+        WARN_ON_ONCE(len > maxstrlen);
+        if (len > maxstrlen)
+                /* truncate and hope for the best */
+                len = maxstrlen;
         p = xdr_reserve_space(xdr, 4 + len);
         xdr_encode_opaque(p, string, len);
 }