You should not be able to write to a debugfs file from any user.
Cc: Marek Belisko <marek.belisko@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c b/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c
index da76f11..e398092 100644
--- a/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c
+++ b/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c
@@ -173,7 +173,7 @@ int ft1000_create_dev(struct ft1000_device *dev)
goto debug_dir_fail;
}
- file = debugfs_create_file("device", S_IRUGO | S_IWUGO, dir,
+ file = debugfs_create_file("device", S_IRUGO | S_IWUSR, dir,
NULL, &ft1000fops);
if (IS_ERR(file)) {
result = PTR_ERR(file);
--
1.7.3.2
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