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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Taehee Yoo <ap420073@gmail.com>,
        Sven Eckelmann <sven@narfation.org>,
        Simon Wunderlich <sw@simonwunderlich.de>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.14 27/50] batman-adv: set .owner to THIS_MODULE
Date:   Tue,  1 Dec 2020 09:53:26 +0100
Message-Id: <20201201084648.420517221@linuxfoundation.org>
In-Reply-To: <20201201084644.803812112@linuxfoundation.org>
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From: Taehee Yoo <ap420073@gmail.com>

[ Upstream commit 14a2e551faea53d45bc11629a9dac88f88950ca7 ]

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: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/batman-adv/log.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/batman-adv/log.c b/net/batman-adv/log.c
index 4ef4bde2cc2d3..b61ce96ae1d3d 100644
--- a/net/batman-adv/log.c
+++ b/net/batman-adv/log.c
@@ -195,6 +195,7 @@ static const struct file_operations batadv_log_fops = {
 	.read           = batadv_log_read,
 	.poll           = batadv_log_poll,
 	.llseek         = no_llseek,
+	.owner          = THIS_MODULE,
 };
 
 int batadv_debug_log_setup(struct batadv_priv *bat_priv)
-- 
2.27.0