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freescale-linux-fslc/fs/debugfs
Kees Cook c5dffd4221 debugfs: Make debugfs_allow RO after init
commit 312723a0b3 upstream.

Since debugfs_allow is only set at boot time during __init, make it
read-only after being set.

Fixes: a24c6f7bc9 ("debugfs: Add access restriction option")
Cc: Peter Enderborg <peter.enderborg@sony.com>
Reviewed-by: Peter Enderborg <peter.enderborg@sony.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210405213959.3079432-1-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-05-19 10:13:19 +02:00
..
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
file.c debugfs: remove return value of debugfs_create_devm_seqfile() 2020-10-30 08:37:39 +01:00
inode.c debugfs: Make debugfs_allow RO after init 2021-05-19 10:13:19 +02:00
internal.h debugfs: Add access restriction option 2020-07-23 17:10:25 +02:00