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-rw-r--r--net/netlink/af_netlink.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 1dda94c9695a..b0fe1fb12b99 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -176,7 +176,7 @@ static unsigned int netlink_tap_net_id;
struct netlink_tap_net {
struct list_head netlink_tap_all;
- spinlock_t netlink_tap_lock;
+ struct mutex netlink_tap_lock;
};
int netlink_add_tap(struct netlink_tap *nt)
@@ -187,9 +187,9 @@ int netlink_add_tap(struct netlink_tap *nt)
if (unlikely(nt->dev->type != ARPHRD_NETLINK))
return -EINVAL;
- spin_lock(&nn->netlink_tap_lock);
+ mutex_lock(&nn->netlink_tap_lock);
list_add_rcu(&nt->list, &nn->netlink_tap_all);
- spin_unlock(&nn->netlink_tap_lock);
+ mutex_unlock(&nn->netlink_tap_lock);
__module_get(nt->module);
@@ -204,7 +204,7 @@ static int __netlink_remove_tap(struct netlink_tap *nt)
bool found = false;
struct netlink_tap *tmp;
- spin_lock(&nn->netlink_tap_lock);
+ mutex_lock(&nn->netlink_tap_lock);
list_for_each_entry(tmp, &nn->netlink_tap_all, list) {
if (nt == tmp) {
@@ -216,7 +216,7 @@ static int __netlink_remove_tap(struct netlink_tap *nt)
pr_warn("__netlink_remove_tap: %p not found\n", nt);
out:
- spin_unlock(&nn->netlink_tap_lock);
+ mutex_unlock(&nn->netlink_tap_lock);
if (found)
module_put(nt->module);
@@ -240,7 +240,7 @@ static __net_init int netlink_tap_init_net(struct net *net)
struct netlink_tap_net *nn = net_generic(net, netlink_tap_net_id);
INIT_LIST_HEAD(&nn->netlink_tap_all);
- spin_lock_init(&nn->netlink_tap_lock);
+ mutex_init(&nn->netlink_tap_lock);
return 0;
}