batman-adv: Distributed ARP Table - add snooping functions for ARP messages

[~andy/linux] / net / batman-adv / bitarray.h

diff --git a/net/batman-adv/bitarray.h b/net/batman-adv/bitarray.h
index a081ce1c05140d43473dbc02518bfc51f913f6eb..cebaae7e148b7f8a88f8b265bb625256363cde5a 100644 (file)
--- a/net/batman-adv/bitarray.h
+++ b/net/batman-adv/bitarray.h
@@ -20,8 +20,8 @@
 #ifndef _NET_BATMAN_ADV_BITARRAY_H_
 #define _NET_BATMAN_ADV_BITARRAY_H_
 
-/* returns true if the corresponding bit in the given seq_bits indicates true
- * and curr_seqno is within range of last_seqno
+/* Returns 1 if the corresponding bit in the given seq_bits indicates true
+ * and curr_seqno is within range of last_seqno. Otherwise returns 0.
  */
 static inline int batadv_test_bit(const unsigned long *seq_bits,
                                  uint32_t last_seqno, uint32_t curr_seqno)
@@ -32,7 +32,7 @@ static inline int batadv_test_bit(const unsigned long *seq_bits,
        if (diff < 0 || diff >= BATADV_TQ_LOCAL_WINDOW_SIZE)
                return 0;
        else
-               return  test_bit(diff, seq_bits);
+               return test_bit(diff, seq_bits) != 0;
 }
 
 /* turn corresponding bit on, so we can remember that we got the packet */