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s390/pci: Deletion of 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 call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Markus Elfring 2014-11-22 15:00:55 +01:00 committed by Martin Schwidefsky
parent 7eed2e09ab
commit 8c080bd0a1
1 changed files with 2 additions and 5 deletions
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7
arch/s390/pci/pci_debug.c
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@ -158,10 +158,7 @@ int __init zpci_debug_init(void)
void zpci_debug_exit(void)
{
if (pci_debug_msg_id)
debug_unregister(pci_debug_msg_id);
if (pci_debug_err_id)
debug_unregister(pci_debug_err_id);
debug_unregister(pci_debug_msg_id);
debug_unregister(pci_debug_err_id);
debugfs_remove(debugfs_root);
}