Merge tag 'kvmarm-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for 5.15

- Page ownership tracking between host EL1 and EL2

- Rely on userspace page tables to create large stage-2 mappings

- Fix incompatibility between pKVM and kmemleak

- Fix the PMU reset state, and improve the performance of the virtual PMU

- Move over to the generic KVM entry code

- Address PSCI reset issues w.r.t. save/restore

- Preliminary rework for the upcoming pKVM fixed feature

- A bunch of MM cleanups

- a vGIC fix for timer spurious interrupts

- Various cleanups

1 files changed, 11 insertions, 9 deletions

diff --git a/net/netrom/nr_timer.c b/net/netrom/nr_timer.c
index 9115f8a7dd45..a8da88db7893 100644
--- a/net/netrom/nr_timer.c
+++ b/net/netrom/nr_timer.c
@@ -121,11 +121,9 @@ static void nr_heartbeat_expiry(struct timer_list *t)
 		   is accepted() it isn't 'dead' so doesn't get removed. */
 		if (sock_flag(sk, SOCK_DESTROY) ||
 		    (sk->sk_state == TCP_LISTEN && sock_flag(sk, SOCK_DEAD))) {
-			sock_hold(sk);
 			bh_unlock_sock(sk);
 			nr_destroy_socket(sk);
-			sock_put(sk);
-			return;
+			goto out;
 		}
 		break;
 
@@ -146,6 +144,8 @@ static void nr_heartbeat_expiry(struct timer_list *t)
 
 	nr_start_heartbeat(sk);
 	bh_unlock_sock(sk);
+out:
+	sock_put(sk);
 }
 
 static void nr_t2timer_expiry(struct timer_list *t)
@@ -159,6 +159,7 @@ static void nr_t2timer_expiry(struct timer_list *t)
 		nr_enquiry_response(sk);
 	}
 	bh_unlock_sock(sk);
+	sock_put(sk);
 }
 
 static void nr_t4timer_expiry(struct timer_list *t)
@@ -169,6 +170,7 @@ static void nr_t4timer_expiry(struct timer_list *t)
 	bh_lock_sock(sk);
 	nr_sk(sk)->condition &= ~NR_COND_PEER_RX_BUSY;
 	bh_unlock_sock(sk);
+	sock_put(sk);
 }
 
 static void nr_idletimer_expiry(struct timer_list *t)
@@ -197,6 +199,7 @@ static void nr_idletimer_expiry(struct timer_list *t)
 		sock_set_flag(sk, SOCK_DEAD);
 	}
 	bh_unlock_sock(sk);
+	sock_put(sk);
 }
 
 static void nr_t1timer_expiry(struct timer_list *t)
@@ -209,8 +212,7 @@ static void nr_t1timer_expiry(struct timer_list *t)
 	case NR_STATE_1:
 		if (nr->n2count == nr->n2) {
 			nr_disconnect(sk, ETIMEDOUT);
-			bh_unlock_sock(sk);
-			return;
+			goto out;
 		} else {
 			nr->n2count++;
 			nr_write_internal(sk, NR_CONNREQ);
@@ -220,8 +222,7 @@ static void nr_t1timer_expiry(struct timer_list *t)
 	case NR_STATE_2:
 		if (nr->n2count == nr->n2) {
 			nr_disconnect(sk, ETIMEDOUT);
-			bh_unlock_sock(sk);
-			return;
+			goto out;
 		} else {
 			nr->n2count++;
 			nr_write_internal(sk, NR_DISCREQ);
@@ -231,8 +232,7 @@ static void nr_t1timer_expiry(struct timer_list *t)
 	case NR_STATE_3:
 		if (nr->n2count == nr->n2) {
 			nr_disconnect(sk, ETIMEDOUT);
-			bh_unlock_sock(sk);
-			return;
+			goto out;
 		} else {
 			nr->n2count++;
 			nr_requeue_frames(sk);
@@ -241,5 +241,7 @@ static void nr_t1timer_expiry(struct timer_list *t)
 	}
 
 	nr_start_t1timer(sk);
+out:
 	bh_unlock_sock(sk);
+	sock_put(sk);
 }