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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 16:21:11 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-03 15:49:07 +0200
commitc4e41349a85c52456fea4903dde459302d54c67c (patch)
treea09fdd7b03ddefd26c16e90dcdfcfcd7869ae1ab /mm/cleancache.c
parentkprobes: no need to check return value of debugfs_create functions (diff)
downloadlinux-c4e41349a85c52456fea4903dde459302d54c67c.tar.xz
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mm: cleancache: 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: linux-mm@kvack.org Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/cleancache.c')
-rw-r--r--mm/cleancache.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/cleancache.c b/mm/cleancache.c
index 2bf12da9baa0..082fdda7aaa6 100644
--- a/mm/cleancache.c
+++ b/mm/cleancache.c
@@ -305,8 +305,7 @@ static int __init init_cleancache(void)
{
#ifdef CONFIG_DEBUG_FS
struct dentry *root = debugfs_create_dir("cleancache", NULL);
- if (root == NULL)
- return -ENXIO;
+
debugfs_create_u64("succ_gets", 0444, root, &cleancache_succ_gets);
debugfs_create_u64("failed_gets", 0444, root, &cleancache_failed_gets);
debugfs_create_u64("puts", 0444, root, &cleancache_puts);