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>
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852eb1aa2b
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d7309aaadd
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@ -283,8 +283,7 @@ static int dasd_state_basic_to_known(struct dasd_device *device)
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if (device->block) {
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dasd_profile_exit(&device->block->profile);
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if (device->block->debugfs_dentry)
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debugfs_remove(device->block->debugfs_dentry);
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debugfs_remove(device->block->debugfs_dentry);
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dasd_gendisk_free(device->block);
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dasd_block_clear_timer(device->block);
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}
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@ -293,9 +292,7 @@ static int dasd_state_basic_to_known(struct dasd_device *device)
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return rc;
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dasd_device_clear_timer(device);
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dasd_profile_exit(&device->profile);
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if (device->debugfs_dentry)
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debugfs_remove(device->debugfs_dentry);
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debugfs_remove(device->debugfs_dentry);
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DBF_DEV_EVENT(DBF_EMERG, device, "%p debug area deleted", device);
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if (device->debug_area != NULL) {
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debug_unregister(device->debug_area);
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@ -1111,23 +1108,17 @@ static void dasd_profile_init(struct dasd_profile *profile,
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static void dasd_profile_exit(struct dasd_profile *profile)
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{
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dasd_profile_off(profile);
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if (profile->dentry) {
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debugfs_remove(profile->dentry);
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profile->dentry = NULL;
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}
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debugfs_remove(profile->dentry);
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profile->dentry = NULL;
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}
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static void dasd_statistics_removeroot(void)
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{
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dasd_global_profile_level = DASD_PROFILE_OFF;
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if (dasd_global_profile_dentry) {
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debugfs_remove(dasd_global_profile_dentry);
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dasd_global_profile_dentry = NULL;
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}
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if (dasd_debugfs_global_entry)
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debugfs_remove(dasd_debugfs_global_entry);
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if (dasd_debugfs_root_entry)
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debugfs_remove(dasd_debugfs_root_entry);
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debugfs_remove(dasd_global_profile_dentry);
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dasd_global_profile_dentry = NULL;
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debugfs_remove(dasd_debugfs_global_entry);
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debugfs_remove(dasd_debugfs_root_entry);
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}
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static void dasd_statistics_createroot(void)
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