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UPSTREAM: lib: dynamic_debug: no need to check return value of debugfs_create functions

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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.

Bug: 145162121
Cc: linux-kernel@vger.kernel.org
Acked-by: Jason Baron <jbaron@akamai.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 9fd714cd7f4676e8ff3f840911a8d64cacbeab8b)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I471385f3af3f96c767f59ae76ea0a115c9eb4f7a
This commit is contained in:
Greg Kroah-Hartman 2019-06-12 17:35:34 +02:00 committed by Greg Kroah-Hartman
parent 2abecdfec8
commit ff7ba973ce
1 changed files with 3 additions and 9 deletions
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12
lib/dynamic_debug.c
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@ -956,20 +956,14 @@ static __initdata int ddebug_init_success;
static int __init dynamic_debug_init_debugfs(void)
{
struct dentry *dir, *file;
struct dentry *dir;
if (!ddebug_init_success)
return -ENODEV;
dir = debugfs_create_dir("dynamic_debug", NULL);
if (!dir)
return -ENOMEM;
file = debugfs_create_file("control", 0644, dir, NULL,
&ddebug_proc_fops);
if (!file) {
debugfs_remove(dir);
return -ENOMEM;
}
debugfs_create_file("control", 0644, dir, NULL, &ddebug_proc_fops);
return 0;
}