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authorFabian Frederick <fabf@skynet.be>2014-06-26 21:41:46 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2014-07-22 11:26:16 +0400
commitd7309aaadd7e830651ba720e3ae7374e29baeb2d (patch)
treed5f28899e8b7dc44333a4d679faba3d6d3f4d2c2 /drivers/s390
parent852eb1aa2bd342dede0126f50d4fde7d963db32e (diff)
downloadlinux-d7309aaadd7e830651ba720e3ae7374e29baeb2d.tar.xz
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 <fabf@skynet.be> Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd.c25
1 files 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)