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s390: Delete unnecessary checks before the function call "debug_unregister"

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The debug_unregister() function performs also input parameter validation.
Thus the test around the calls is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Markus Elfring 2015-11-16 14:45:40 +01:00 committed by Martin Schwidefsky
parent 69eea95c48
commit a6e975c5f8
4 changed files with 8 additions and 16 deletions
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3
drivers/s390/cio/chsc_sch.c
View File

@ -185,8 +185,7 @@ static int __init chsc_init_dbfs(void)
debug_set_level(chsc_debug_log_id, 2);
return 0;
out:
if (chsc_debug_msg_id)
debug_unregister(chsc_debug_msg_id);
debug_unregister(chsc_debug_msg_id);
return -ENOMEM;
}

9
drivers/s390/cio/cio.c
View File

@ -76,12 +76,9 @@ static int __init cio_debug_init(void)
return 0;
out_unregister:
if (cio_debug_msg_id)
debug_unregister(cio_debug_msg_id);
if (cio_debug_trace_id)
debug_unregister(cio_debug_trace_id);
if (cio_debug_crw_id)
debug_unregister(cio_debug_crw_id);
debug_unregister(cio_debug_msg_id);
debug_unregister(cio_debug_trace_id);
debug_unregister(cio_debug_crw_id);
return -1;
}

6
drivers/s390/cio/qdio_debug.c
View File

@ -366,8 +366,6 @@ void qdio_debug_exit(void)
{
qdio_clear_dbf_list();
debugfs_remove(debugfs_root);
if (qdio_dbf_setup)
debug_unregister(qdio_dbf_setup);
if (qdio_dbf_error)
debug_unregister(qdio_dbf_error);
debug_unregister(qdio_dbf_setup);
debug_unregister(qdio_dbf_error);
}

6
drivers/s390/crypto/zcrypt_api.c
View File

@ -1428,10 +1428,8 @@ int __init zcrypt_debug_init(void)
void zcrypt_debug_exit(void)
{
debugfs_remove(debugfs_root);
if (zcrypt_dbf_common)
debug_unregister(zcrypt_dbf_common);
if (zcrypt_dbf_devices)
debug_unregister(zcrypt_dbf_devices);
debug_unregister(zcrypt_dbf_common);
debug_unregister(zcrypt_dbf_devices);
}
/**