Merge remote-tracking branch 'torvalds/master' into perf/core

To get upstream fixes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index ce827e79c66a..879b9024678e 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -97,13 +97,16 @@ static void tls_device_queue_ctx_destruction(struct tls_context *ctx)
 	unsigned long flags;
 
 	spin_lock_irqsave(&tls_device_lock, flags);
+	if (unlikely(!refcount_dec_and_test(&ctx->refcount)))
+		goto unlock;
+
 	list_move_tail(&ctx->list, &tls_device_gc_list);
 
 	/* schedule_work inside the spinlock
 	 * to make sure tls_device_down waits for that work.
 	 */
 	schedule_work(&tls_device_gc_work);
-
+unlock:
 	spin_unlock_irqrestore(&tls_device_lock, flags);
 }
 
@@ -194,8 +197,7 @@ void tls_device_sk_destruct(struct sock *sk)
 		clean_acked_data_disable(inet_csk(sk));
 	}
 
-	if (refcount_dec_and_test(&tls_ctx->refcount))
-		tls_device_queue_ctx_destruction(tls_ctx);
+	tls_device_queue_ctx_destruction(tls_ctx);
 }
 EXPORT_SYMBOL_GPL(tls_device_sk_destruct);