From 9d5010db7ecfd6ec00119d3b185c4c0cd3265167 Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@kimchee.(none)>
Date: Wed, 12 Sep 2007 14:33:25 +0200
Subject: [PATCH] [NET]: Add a might_sleep() to dev_close().

Requested by Johannes Berg.

Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/core/dev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/core/dev.c b/net/core/dev.c
index 215b8e97690a..d16dcab49c60 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1060,6 +1060,8 @@ int dev_open(struct net_device *dev)
  */
 int dev_close(struct net_device *dev)
 {
+	might_sleep();
+
 	if (!(dev->flags & IFF_UP))
 		return 0;
 
-- 
2.20.1