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block: drbd: 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.

Cc: Philipp Reisner <philipp.reisner@linbit.com>
Cc: Lars Ellenberg <lars.ellenberg@linbit.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: drbd-dev@lists.linbit.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Greg Kroah-Hartman
2019-06-18 17:45:49 +02:00
committed by Jens Axboe
parent 3a211b7152
commit d27e84a305
3 changed files with 5 additions and 66 deletions
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4
drivers/block/drbd/drbd_debugfs.h
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@@ -6,7 +6,7 @@
#include "drbd_int.h"
#ifdef CONFIG_DEBUG_FS
int __init drbd_debugfs_init(void);
void __init drbd_debugfs_init(void);
void drbd_debugfs_cleanup(void);
void drbd_debugfs_resource_add(struct drbd_resource *resource);
@@ -22,7 +22,7 @@ void drbd_debugfs_peer_device_add(struct drbd_peer_device *peer_device);
void drbd_debugfs_peer_device_cleanup(struct drbd_peer_device *peer_device);
#else
static inline int __init drbd_debugfs_init(void) { return -ENODEV; }
static inline void __init drbd_debugfs_init(void) { }
static inline void drbd_debugfs_cleanup(void) { }
static inline void drbd_debugfs_resource_add(struct drbd_resource *resource) { }