linux-kernel - [PATCH 04/10] platform/x86: intel_pmc_core: Fix file permissions for ltr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20190201073234.13280-5-rajneesh.bhardwaj@linux.intel.com>
Date:   Fri,  1 Feb 2019 13:02:28 +0530
From:   Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>
To:     platform-driver-x86@...r.kernel.org
Cc:     dvhart@...radead.org, andy@...radead.org,
        linux-kernel@...r.kernel.org,
        Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>,
        "David E. Box" <david.e.box@...el.com>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Subject: [PATCH 04/10] platform/x86: intel_pmc_core: Fix file permissions for ltr_show

File permissions for ltr_show attribute should be similar to other
debugfs attributes created by this driver. '0644' should be used only
when there is a write operation desired such as for ltr_ignore.

Cc: "David E. Box" <david.e.box@...el.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Fixes: 63cde0c16c67 ("platform/x86: intel_pmc_core: Show Latency Tolerance info")
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>
---
 drivers/platform/x86/intel_pmc_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c
index 80936e6bdc61..125461ca2927 100644
--- a/drivers/platform/x86/intel_pmc_core.c
+++ b/drivers/platform/x86/intel_pmc_core.c
@@ -702,7 +702,7 @@ static int pmc_core_dbgfs_register(struct pmc_dev *pmcdev)
 	debugfs_create_file("ltr_ignore", 0644, dir, pmcdev,
 			    &pmc_core_ltr_ignore_ops);
 
-	debugfs_create_file("ltr_show", 0644, dir, pmcdev, &pmc_core_ltr_fops);
+	debugfs_create_file("ltr_show", 0444, dir, pmcdev, &pmc_core_ltr_fops);
 
 	if (pmcdev->map->pll_sts)
 		debugfs_create_file("pll_status", 0444, dir, pmcdev,
-- 
2.17.1