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From: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
To: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, krzysztof.kozlowski@canonical.com,
	bongsu.jeon@samsung.com
Subject: [PATCH] nfc: virtual_ncidev: change default device permissions
Date: Thu, 25 Nov 2021 11:14:57 -0300	[thread overview]
Message-ID: <20211125141457.716921-1-cascardo@canonical.com> (raw)

Device permissions is S_IALLUGO, with many unnecessary bits. Remove them
and also remove read and write permissions from group and others.

Before the change:
crwsrwsrwt    1 0        0          10, 125 Nov 25 13:59 /dev/virtual_nci

After the change:
crw-------    1 0        0          10, 125 Nov 25 14:05 /dev/virtual_nci

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
---
 drivers/nfc/virtual_ncidev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nfc/virtual_ncidev.c b/drivers/nfc/virtual_ncidev.c
index 221fa3bb8705..f577449e4935 100644
--- a/drivers/nfc/virtual_ncidev.c
+++ b/drivers/nfc/virtual_ncidev.c
@@ -202,7 +202,7 @@ static int __init virtual_ncidev_init(void)
 	miscdev.minor = MISC_DYNAMIC_MINOR;
 	miscdev.name = "virtual_nci";
 	miscdev.fops = &virtual_ncidev_fops;
-	miscdev.mode = S_IALLUGO;
+	miscdev.mode = 0600;
 
 	return misc_register(&miscdev);
 }
-- 
2.32.0


             reply	other threads:[~2021-11-25 14:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-25 14:14 Thadeu Lima de Souza Cascardo [this message]
2021-11-25 14:24 ` [PATCH] nfc: virtual_ncidev: change default device permissions Krzysztof Kozlowski
     [not found] ` <CGME20211125141522epcas2p21d45e3406fe76bdb17048553f8681af9@epcms2p2>
2021-11-26  6:11   ` 전봉수
2021-11-26 19:20 ` patchwork-bot+netdevbpf

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