sh: 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: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: <linux-sh@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 7 deletions

diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index a53a040d0054..b59bad86b31e 100644
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -861,13 +861,8 @@ static const struct file_operations pmb_debugfs_fops = {
 
 static int __init pmb_debugfs_init(void)
 {
-        struct dentry *dentry;
-
-        dentry = debugfs_create_file("pmb", S_IFREG | S_IRUGO,
-                                     arch_debugfs_dir, NULL, &pmb_debugfs_fops);
-        if (!dentry)
-                return -ENOMEM;
-
+        debugfs_create_file("pmb", S_IFREG | S_IRUGO, arch_debugfs_dir, NULL,
+                            &pmb_debugfs_fops);
         return 0;
 }
 subsys_initcall(pmb_debugfs_init);