diff options
| -rw-r--r-- | net/core/dev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 215b8e97690..d16dcab49c6 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; |