debugobjects: No need to check return value of debugfs_create()

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.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Qian Cai <cai@gmx.us>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Waiman Long <longman@redhat.com>
Cc: "Joel Fernandes (Google)" <joel@joelfernandes.org>
Cc: Zhong Jiang <zhongjiang@huawei.com>
Link: https://lkml.kernel.org/r/20190612153513.GA21082@kroah.com

1 files changed, 2 insertions, 12 deletions

diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 55437fd5128b..2ac42286cd08 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -850,26 +850,16 @@ static const struct file_operations debug_stats_fops = {
 
 static int __init debug_objects_init_debugfs(void)
 {
-        struct dentry *dbgdir, *dbgstats;
+        struct dentry *dbgdir;
 
         if (!debug_objects_enabled)
                 return 0;
 
         dbgdir = debugfs_create_dir("debug_objects", NULL);
-        if (!dbgdir)
-                return -ENOMEM;
 
-        dbgstats = debugfs_create_file("stats", 0444, dbgdir, NULL,
-                                       &debug_stats_fops);
-        if (!dbgstats)
-                goto err;
+        debugfs_create_file("stats", 0444, dbgdir, NULL, &debug_stats_fops);
 
         return 0;
-
-err:
-        debugfs_remove(dbgdir);
-
-        return -ENOMEM;
 }
 __initcall(debug_objects_init_debugfs);