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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-04 14:25:20 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-03 16:27:21 +0200
commit36b7ee4dce9e519cf87917eccbaabb53638fdf03 (patch)
tree562e87cf1e574a5b1f239d17efd2156834b6f4a0 /fs/btrfs/sysfs.c
parenta9a9da47f8e6c1fe24c8bfe36c7f5ee6fc3700a1 (diff)
downloadlinux-36b7ee4dce9e519cf87917eccbaabb53638fdf03.tar.bz2
btrfs: 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: Chris Mason <clm@fb.com> Cc: Josef Bacik <josef@toxicpanda.com> Cc: David Sterba <dsterba@suse.com> Cc: linux-btrfs@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/sysfs.c')
-rw-r--r--fs/btrfs/sysfs.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 2f078b77fe14..a1481808db80 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -910,12 +910,10 @@ void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info,
ret = sysfs_create_group(fsid_kobj, &btrfs_feature_attr_group);
}
-static int btrfs_init_debugfs(void)
+static void btrfs_init_debugfs(void)
{
#ifdef CONFIG_DEBUG_FS
btrfs_debugfs_root_dentry = debugfs_create_dir("btrfs", NULL);
- if (!btrfs_debugfs_root_dentry)
- return -ENOMEM;
/*
* Example code, how to export data through debugfs.
@@ -929,7 +927,6 @@ static int btrfs_init_debugfs(void)
#endif
#endif
- return 0;
}
int __init btrfs_init_sysfs(void)
@@ -940,9 +937,7 @@ int __init btrfs_init_sysfs(void)
if (!btrfs_kset)
return -ENOMEM;
- ret = btrfs_init_debugfs();
- if (ret)
- goto out1;
+ btrfs_init_debugfs();
init_feature_attrs();
ret = sysfs_create_group(&btrfs_kset->kobj, &btrfs_feature_attr_group);
@@ -959,7 +954,6 @@ out_remove_group:
sysfs_remove_group(&btrfs_kset->kobj, &btrfs_feature_attr_group);
out2:
debugfs_remove_recursive(btrfs_debugfs_root_dentry);
-out1:
kset_unregister(btrfs_kset);
return ret;