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scsi: qla2xxx: Unregister resources in the opposite order of the registration order

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Make sure that resources are only unregistered after the users of these
resources have been unregistered. Only unregister the character device if
registration of it succeeded.

Cc: Himanshu Madhani <hmadhani@marvell.com>
Cc: Giridhar Malavali <gmalavali@marvell.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bart Van Assche 2019-04-04 12:44:47 -07:00 committed by Martin K. Petersen
parent c794d24ec9
commit 59c209a689
1 changed files with 5 additions and 4 deletions
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9
drivers/scsi/qla2xxx/qla_os.c
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@ -7407,14 +7407,15 @@ destroy_cache:
static void __exit
qla2x00_module_exit(void)
{
unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
pci_unregister_driver(&qla2xxx_pci_driver);
qla2x00_release_firmware();
kmem_cache_destroy(srb_cachep);
qlt_exit();
kmem_cache_destroy(ctx_cachep);
fc_release_transport(qla2xxx_transport_template);
fc_release_transport(qla2xxx_transport_vport_template);
if (apidev_major >= 0)
unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
fc_release_transport(qla2xxx_transport_template);
qlt_exit();
kmem_cache_destroy(srb_cachep);
}
module_init(qla2x00_module_init);