Fix the following coccicheck warning:

drivers/scsi/qla4xxx/ql4_os.c:969:3-4: Unneeded semicolon

Link: https://lore.kernel.org/r/20200421034038.28113-1-yanaijie@huawei.com


Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>