[PATCH 33/43] hpsa: cleanup for init_one step 2 in kdump

Don Brace
2015-02-21T22:22:15Z

From: Robert Elliott <elliott@hp.com>

In hpsa_undo_allocations_after_kdump_soft_reset,
the things allocated in hpsa_init_one step 2 -
h->resubmit_wq and h->lockup_detected need to
be freed, in the right order.

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Reviewed-by: Kevin Barnett <kevin.barnett@pmcs.com>
Signed-off-by: Robert Elliott <elliott@hp.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
---
drivers/scsi/hpsa.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 35fdf1f..3071089 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -7438,6 +7438,16 @@ static void hpsa_undo_allocations_after_kdump_soft_reset(struct ctlr_info *h)
hpsa_free_cmd_pool(h); /* init_one 5 */
hpsa_free_irqs(h); /* init_one 4 */
hpsa_free_pci_init(h); /* init_one 3 */
+ free_percpu(h->lockup_detected); /* init_one 2 */
+ h->lockup_detected = NULL; /* init_one 2 */
+ if (h->resubmit_wq) {
+ destroy_workqueue(h->resubmit_wq); /* init_one 1 */
+ h->resubmit_wq = NULL;
+ }
+ if (h->rescan_ctlr_wq) {
+ destroy_workqueue(h->rescan_ctlr_wq);
+ h->rescan_ctlr_wq = NULL;
+ }
kfree(h); /* init_one 1 */
}