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[SCSI] ipr: dlpar failed when adding an adapter back

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Reinitialize resource queue prior to freeing resource entries to ensure they
are not referenced. This fixes an issue with target_destoy accessing memory
after it was freed.

Signed-off-by: Wen Xiong <wenxiong@linux.vnet.ibm.com>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
wenxiong@linux.vnet.ibm.com 2013-03-14 13:52:24 -05:00 committed by James Bottomley
parent c4ee22a370
commit 9077a944bc
1 changed files with 1 additions and 0 deletions
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drivers/scsi/ipr.c
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@ -9728,6 +9728,7 @@ static void __ipr_remove(struct pci_dev *pdev)
spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
flush_work(&ioa_cfg->work_q);
INIT_LIST_HEAD(&ioa_cfg->used_res_q);
spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
spin_lock(&ipr_driver_lock);