diff options
| author | vignesh babu <vignesh.babu@wipro.com> | 2007-08-24 22:27:55 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-08-26 18:35:37 -0700 |
| commit | c3609d510f844100669965db8a9ff10ba029bb4a (patch) | |
| tree | fb86593f7310805bb6c70cf2b61f4e7b3731d7aa /net/core | |
| parent | 26722873a460703e319462afa7ebb8ed3a036c07 (diff) | |
[NET]: is_power_of_2 in net/core/neighbour.c
Replacing n & (n - 1) for power of 2 check by is_power_of_2(n)
Signed-off-by: vignesh babu <vignesh.babu@wipro.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/neighbour.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index ca2a1533138a..f7de8f24d8dd 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -33,6 +33,7 @@ #include <linux/rtnetlink.h> #include <linux/random.h> #include <linux/string.h> +#include <linux/log2.h> #define NEIGH_DEBUG 1 @@ -311,7 +312,7 @@ static void neigh_hash_grow(struct neigh_table *tbl, unsigned long new_entries) NEIGH_CACHE_STAT_INC(tbl, hash_grows); - BUG_ON(new_entries & (new_entries - 1)); + BUG_ON(!is_power_of_2(new_entries)); new_hash = neigh_hash_alloc(new_entries); if (!new_hash) return; |