[SCSI] aacraid: Check for unlikely errors
Received from Mark Salyzyn
The enclosed patch cleans up some code fragments, adds some paranoia
(unproven causes of potential driver failures).
Signed-off-by: Mark Haverkamp <markh@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index e42a479..9d8b550 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1013,6 +1013,10 @@
list_del(&aac->entry);
scsi_host_put(shost);
pci_disable_device(pdev);
+ if (list_empty(&aac_devices)) {
+ unregister_chrdev(aac_cfg_major, "aac");
+ aac_cfg_major = -1;
+ }
}
static struct pci_driver aac_pci_driver = {