[PATCH v2 2/2] platform/x86: samsung-laptop: set debugfs blobs to read only

From: Wolfram Sang
Date: Tue May 04 2021 - 13:00:39 EST


Those blobs can only be read. So, don't confuse users with 'writable'
flags.

Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---

Change since v1: use octal numbers

drivers/platform/x86/samsung-laptop.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 763d97cbbe53..9aa0de8b7581 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,
&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)
--
2.30.0