From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
Bongsu Jeon <bongsu.jeon@samsung.com>,
Jakub Kicinski <kuba@kernel.org>, Sasha Levin <sashal@kernel.org>,
netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.15 63/68] nfc: virtual_ncidev: change default device permissions
Date: Tue, 30 Nov 2021 09:46:59 -0500 [thread overview]
Message-ID: <20211130144707.944580-63-sashal@kernel.org> (raw)
In-Reply-To: <20211130144707.944580-1-sashal@kernel.org>
From: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
[ Upstream commit c26381f97e2a7df43826150dc7d4c207bd6794a5 ]
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>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Bongsu Jeon <bongsu.jeon@samsung.com>
Link: https://lore.kernel.org/r/20211125141457.716921-1-cascardo@canonical.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 221fa3bb8705e..f577449e49350 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);
}
--
2.33.0
next prev parent reply other threads:[~2021-11-30 14:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20211130144707.944580-1-sashal@kernel.org>
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 21/68] atlantic: fix double-free in aq_ring_tx_clean Sasha Levin
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 22/68] stmmac_pci: Fix underflow size in stmmac_rx Sasha Levin
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 30/68] selftests/tc-testing: match any qdisc type Sasha Levin
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 31/68] selftests/tc-testings: Be compatible with newer tc output Sasha Levin
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 37/68] net: chelsio: cxgb4vf: Fix an error code in cxgb4vf_pci_probe() Sasha Levin
2021-11-30 14:46 ` [PATCH AUTOSEL 5.15 61/68] vhost-vdpa: clean irqs before reseting vdpa device Sasha Levin
2021-11-30 14:46 ` Sasha Levin [this message]
2021-11-30 14:47 ` [PATCH AUTOSEL 5.15 64/68] net: qed: fix the array may be out of bound Sasha Levin
2021-11-30 14:47 ` [PATCH AUTOSEL 5.15 65/68] net: mscc: ocelot: create a function that replaces an existing VCAP filter Sasha Levin
2021-12-04 14:46 ` Vladimir Oltean
2021-11-30 14:47 ` [PATCH AUTOSEL 5.15 66/68] net: ptp: add a definition for the UDP port for IEEE 1588 general messages Sasha Levin
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