Remove pointless `unsigned < 0' test.

libraries/liblber/decode.c

@@ -141,11 +141,6 @@ ber_skip_tag( BerElement *ber, ber_len_t *len )
 		*len = lc;
 	}
 
-	/* BER length should be non-negative */
-	if( *len < 0 ) {
-		return LBER_DEFAULT;
-	}
-
 	/* BER element should have enough data left */
 	if( *len > (ber_len_t) ber_pvt_ber_remaining( ber ) ) {
 		return LBER_DEFAULT;