diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-22 17:41:12 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-03 16:49:07 +0300 |
commit | db0487abd641db12a74a413067519a741e01dc57 (patch) | |
tree | 346080c1a5b5bd769345b4e23fbe388e73c5673f /arch/arm/mm | |
parent | 30ed997a878ec34f4e2fab9f417cbfd401743a29 (diff) | |
download | linux-db0487abd641db12a74a413067519a741e01dc57.tar.xz |
arm: dump: no need to check return value of debugfs_create functions
When calling debugfs functions, there is no need to ever check the
return value. The function can work or not, but the code logic should
never do something different based on this.
Cc: Russell King <linux@armlinux.org.uk>
Cc: Jinbum Park <jinb.park7@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/mm')
-rw-r--r-- | arch/arm/mm/dump.c | 4 | ||||
-rw-r--r-- | arch/arm/mm/ptdump_debugfs.c | 8 |
2 files changed, 4 insertions, 8 deletions
diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c index 084779c5c893..eb385a500ed0 100644 --- a/arch/arm/mm/dump.c +++ b/arch/arm/mm/dump.c @@ -450,7 +450,7 @@ void ptdump_check_wx(void) static int ptdump_init(void) { ptdump_initialize(); - return ptdump_debugfs_register(&kernel_ptdump_info, - "kernel_page_tables"); + ptdump_debugfs_register(&kernel_ptdump_info, "kernel_page_tables"); + return 0; } __initcall(ptdump_init); diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c index be8d87be4b93..598b636615a2 100644 --- a/arch/arm/mm/ptdump_debugfs.c +++ b/arch/arm/mm/ptdump_debugfs.c @@ -24,11 +24,7 @@ static const struct file_operations ptdump_fops = { .release = single_release, }; -int ptdump_debugfs_register(struct ptdump_info *info, const char *name) +void ptdump_debugfs_register(struct ptdump_info *info, const char *name) { - struct dentry *pe; - - pe = debugfs_create_file(name, 0400, NULL, info, &ptdump_fops); - return pe ? 0 : -ENOMEM; - + debugfs_create_file(name, 0400, NULL, info, &ptdump_fops); } |