[PATCH] NFS: Ensure ACL xdr code doesn't overflow.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 8a4d9c106af1..fde16f40a581 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -993,6 +993,7 @@ xdr_xcode_array2(struct xdr_buf *buf, unsigned int base,
                         return -EINVAL;
         } else {
                 if (xdr_decode_word(buf, base, &desc->array_len) != 0 ||
+                    desc->array_len > desc->array_maxlen ||
                     (unsigned long) base + 4 + desc->array_len *
                                     desc->elem_size > buf->len)
                         return -EINVAL;