batman: Remove reference to compare_ether_addr

This function is being removed, rename the reference.
Signed-off-by: NJoe Perches <joe@perches.com>
Acked-by: NAntonio Quartulli <ordex@autistici.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/batman-adv/main.h

@@ -254,7 +254,7 @@ static inline void batadv_dbg(int type __always_unused,
 
 /* returns 1 if they are the same ethernet addr
  *
- * note: can't use compare_ether_addr() as it requires aligned memory
+ * note: can't use ether_addr_equal() as it requires aligned memory
  */
 static inline int batadv_compare_eth(const void *data1, const void *data2)
 {