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authorQuinn Tran <quinn.tran@cavium.com>2018-01-23 11:05:21 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2018-01-30 21:14:30 -0500
commit2ce87cc5b269510de9ca1185ca8a6e10ec78c069 (patch)
treeadbc37db61fe17370061f54ed044d1c7c2d59772
parent4a8842de8db4953fdda7866626b78b12fb8adb97 (diff)
scsi: qla2xxx: Fix memory corruption during hba reset test
This patch fixes memory corrpution while performing HBA Reset test. Following stack trace is seen: [ 466.397219] BUG: unable to handle kernel NULL pointer dereference at 0000000000000020 [ 466.433669] IP: [<ffffffffc06f5dd0>] qlt_free_session_done+0x260/0x5f0 [qla2xxx] [ 466.467731] PGD 0 [ 466.476718] Oops: 0000 [#1] SMP Signed-off-by: Quinn Tran <quinn.tran@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 12ee6e02d146..afcb5567998a 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -3625,6 +3625,8 @@ qla2x00_remove_one(struct pci_dev *pdev)
}
qla2x00_wait_for_hba_ready(base_vha);
+ qla2x00_wait_for_sess_deletion(base_vha);
+
/*
* if UNLOAD flag is already set, then continue unload,
* where it was set first.