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>

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)