From: Taehee Yoo <ap420073@gmail.com>

commit 14a2e551faea53d45bc11629a9dac88f88950ca7 upstream.

If THIS_MODULE is not set, the module would be removed while debugfs is
being used.
It eventually makes kernel panic.

Fixes: c6c8fea29769 ("net: Add batman-adv meshing protocol")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
[ bp: 4.4 backported: switch to old filename. ]
Signed-off-by: Sven Eckelmann <sven@narfation.org>
---
 net/batman-adv/debugfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/batman-adv/debugfs.c b/net/batman-adv/debugfs.c
index b2ef03a3a2d4..b905763dc2e7 100644
--- a/net/batman-adv/debugfs.c
+++ b/net/batman-adv/debugfs.c

@@ -214,6 +214,7 @@ static const struct file_operations batadv_log_fops = {
 	.read           = batadv_log_read,
 	.poll           = batadv_log_poll,
 	.llseek         = no_llseek,
+	.owner          = THIS_MODULE,
 };
 
 static int batadv_debug_log_setup(struct batadv_priv *bat_priv)

-- 
2.30.2