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-rw-r--r--net/netlink/af_netlink.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 2e02b19e455..dbd7cad1c9a 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -237,13 +237,14 @@ found:
return sk;
}
-static inline struct hlist_head *nl_pid_hash_alloc(size_t size)
+static inline struct hlist_head *nl_pid_hash_zalloc(size_t size)
{
if (size <= PAGE_SIZE)
- return kmalloc(size, GFP_ATOMIC);
+ return kzalloc(size, GFP_ATOMIC);
else
return (struct hlist_head *)
- __get_free_pages(GFP_ATOMIC, get_order(size));
+ __get_free_pages(GFP_ATOMIC | __GFP_ZERO,
+ get_order(size));
}
static inline void nl_pid_hash_free(struct hlist_head *table, size_t size)
@@ -272,11 +273,10 @@ static int nl_pid_hash_rehash(struct nl_pid_hash *hash, int grow)
size *= 2;
}
- table = nl_pid_hash_alloc(size);
+ table = nl_pid_hash_zalloc(size);
if (!table)
return 0;
- memset(table, 0, size);
otable = hash->table;
hash->table = table;
hash->mask = mask;
@@ -1919,7 +1919,7 @@ static int __init netlink_proto_init(void)
for (i = 0; i < MAX_LINKS; i++) {
struct nl_pid_hash *hash = &nl_table[i].hash;
- hash->table = nl_pid_hash_alloc(1 * sizeof(*hash->table));
+ hash->table = nl_pid_hash_zalloc(1 * sizeof(*hash->table));
if (!hash->table) {
while (i-- > 0)
nl_pid_hash_free(nl_table[i].hash.table,
@@ -1927,7 +1927,6 @@ static int __init netlink_proto_init(void)
kfree(nl_table);
goto panic;
}
- memset(hash->table, 0, 1 * sizeof(*hash->table));
hash->max_shift = order;
hash->shift = 0;
hash->mask = 0;