From d7309aaadd7e830651ba720e3ae7374e29baeb2d Mon Sep 17 00:00:00 2001 From: Fabian Frederick Date: Thu, 26 Jun 2014 19:41:46 +0200 Subject: [PATCH] s390/dasd: remove unnecessary null test before debugfs_remove This fixes checkpatch warning: "WARNING: debugfs_remove(NULL) is safe this check is probably not required" Signed-off-by: Fabian Frederick Signed-off-by: Stefan Haberland Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd.c | 25 ++++++++----------------- 1 file changed, 8 insertions(+), 17 deletions(-) diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 1eef0f586950..ea2729fbc86c 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -283,8 +283,7 @@ static int dasd_state_basic_to_known(struct dasd_device *device) if (device->block) { dasd_profile_exit(&device->block->profile); - if (device->block->debugfs_dentry) - debugfs_remove(device->block->debugfs_dentry); + debugfs_remove(device->block->debugfs_dentry); dasd_gendisk_free(device->block); dasd_block_clear_timer(device->block); } @@ -293,9 +292,7 @@ static int dasd_state_basic_to_known(struct dasd_device *device) return rc; dasd_device_clear_timer(device); dasd_profile_exit(&device->profile); - if (device->debugfs_dentry) - debugfs_remove(device->debugfs_dentry); - + debugfs_remove(device->debugfs_dentry); DBF_DEV_EVENT(DBF_EMERG, device, "%p debug area deleted", device); if (device->debug_area != NULL) { debug_unregister(device->debug_area); @@ -1111,23 +1108,17 @@ static void dasd_profile_init(struct dasd_profile *profile, static void dasd_profile_exit(struct dasd_profile *profile) { dasd_profile_off(profile); - if (profile->dentry) { - debugfs_remove(profile->dentry); - profile->dentry = NULL; - } + debugfs_remove(profile->dentry); + profile->dentry = NULL; } static void dasd_statistics_removeroot(void) { dasd_global_profile_level = DASD_PROFILE_OFF; - if (dasd_global_profile_dentry) { - debugfs_remove(dasd_global_profile_dentry); - dasd_global_profile_dentry = NULL; - } - if (dasd_debugfs_global_entry) - debugfs_remove(dasd_debugfs_global_entry); - if (dasd_debugfs_root_entry) - debugfs_remove(dasd_debugfs_root_entry); + debugfs_remove(dasd_global_profile_dentry); + dasd_global_profile_dentry = NULL; + debugfs_remove(dasd_debugfs_global_entry); + debugfs_remove(dasd_debugfs_root_entry); } static void dasd_statistics_createroot(void)