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authorWolfram Sang <wsa+renesas@sang-engineering.com>2021-05-17 12:07:45 +0200
committerHans de Goede <hdegoede@redhat.com>2021-06-16 17:47:49 +0200
commit1351f1d1e2f7d91d0b1963f7b5bf829a4982c778 (patch)
tree7c890237ba594f82aacdbc8ca367eb8c5cf881a8 /drivers/platform/x86
parentplatform/x86: samsung-laptop: use octal numbers for rwx file permissions (diff)
downloadlinux-dev-1351f1d1e2f7d91d0b1963f7b5bf829a4982c778.tar.xz
linux-dev-1351f1d1e2f7d91d0b1963f7b5bf829a4982c778.zip
platform/x86: samsung-laptop: set debugfs blobs to read only
Those blobs can only be read. So, don't confuse users with 'writable' flags. Also, remove S_IFREG because debugfs takes care of that. Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Link: https://lore.kernel.org/r/20210517100746.29663-2-wsa+renesas@sang-engineering.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform/x86')
-rw-r--r--drivers/platform/x86/samsung-laptop.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 763d97cbbe53..7ee010aa740a 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -1296,12 +1296,12 @@ static void samsung_debugfs_init(struct samsung_laptop *samsung)
debugfs_create_u32("d1", 0644, root, &samsung->debug.data.d1);
debugfs_create_u16("d2", 0644, root, &samsung->debug.data.d2);
debugfs_create_u8("d3", 0644, root, &samsung->debug.data.d3);
- debugfs_create_blob("data", 0644, root, &samsung->debug.data_wrapper);
- debugfs_create_blob("f0000_segment", 0600, root,
+ debugfs_create_blob("data", 0444, root, &samsung->debug.data_wrapper);
+ debugfs_create_blob("f0000_segment", 0400, root,
&samsung->debug.f0000_wrapper);
- debugfs_create_file("call", S_IFREG | 0444, root, samsung,
+ debugfs_create_file("call", 0444, root, samsung,
&samsung_laptop_call_fops);
- debugfs_create_blob("sdiag", 0644, root, &samsung->debug.sdiag_wrapper);
+ debugfs_create_blob("sdiag", 0444, root, &samsung->debug.sdiag_wrapper);
}
static void samsung_sabi_exit(struct samsung_laptop *samsung)