Commit c3609d51 authored by vignesh babu's avatar vignesh babu Committed by David S. Miller
Browse files

[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: default avatarvignesh babu <vignesh.babu@wipro.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 26722873
...@@ -33,6 +33,7 @@ ...@@ -33,6 +33,7 @@
#include <linux/rtnetlink.h> #include <linux/rtnetlink.h>
#include <linux/random.h> #include <linux/random.h>
#include <linux/string.h> #include <linux/string.h>
#include <linux/log2.h>
#define NEIGH_DEBUG 1 #define NEIGH_DEBUG 1
...@@ -311,7 +312,7 @@ static void neigh_hash_grow(struct neigh_table *tbl, unsigned long new_entries) ...@@ -311,7 +312,7 @@ static void neigh_hash_grow(struct neigh_table *tbl, unsigned long new_entries)
NEIGH_CACHE_STAT_INC(tbl, hash_grows); 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); new_hash = neigh_hash_alloc(new_entries);
if (!new_hash) if (!new_hash)
return; return;
......
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