net/rxrpc/ar-key.c: drop negativity check on unsigned value

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=80611
Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Andrey Utkin <andrey.krieger.utkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index 0ad0807..eec998e 100644 (file)
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -346,7 +346,7 @@ static int rxrpc_krb5_decode_tagged_array(struct krb5_tagged_data **_td,
 
        n_elem = ntohl(*xdr++);
        toklen -= 4;
-       if (n_elem < 0 || n_elem > max_n_elem)
+       if (n_elem > max_n_elem)
                return -EINVAL;
        *_n_elem = n_elem;
        if (n_elem > 0) {