From: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Date: Tue, 1 May 2012 16:43:21 +0000 (-0500)
Subject: [SCSI] hpsa: factor out hpsa_free_irqs_and_disable_msix
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0097f0f45a70cef4c2af7bdd718fc979be43aecb;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

[SCSI] hpsa: factor out hpsa_free_irqs_and_disable_msix

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 1834373d902f..6440171c2c83 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4487,15 +4487,23 @@ static void free_irqs(struct ctlr_info *h)
 		free_irq(h->intr[i], &h->q[i]);
 }
 
-static void hpsa_undo_allocations_after_kdump_soft_reset(struct ctlr_info *h)
+static void hpsa_free_irqs_and_disable_msix(struct ctlr_info *h)
 {
 	free_irqs(h);
 #ifdef CONFIG_PCI_MSI
-	if (h->msix_vector)
-		pci_disable_msix(h->pdev);
-	else if (h->msi_vector)
-		pci_disable_msi(h->pdev);
+	if (h->msix_vector) {
+		if (h->pdev->msix_enabled)
+			pci_disable_msix(h->pdev);
+	} else if (h->msi_vector) {
+		if (h->pdev->msi_enabled)
+			pci_disable_msi(h->pdev);
+	}
 #endif /* CONFIG_PCI_MSI */
+}
+
+static void hpsa_undo_allocations_after_kdump_soft_reset(struct ctlr_info *h)
+{
+	hpsa_free_irqs_and_disable_msix(h);
 	hpsa_free_sg_chain_blocks(h);
 	hpsa_free_cmd_pool(h);
 	kfree(h->blockFetchTable);
@@ -4850,13 +4858,7 @@ static void hpsa_shutdown(struct pci_dev *pdev)
 	 */
 	hpsa_flush_cache(h);
 	h->access.set_intr_mask(h, HPSA_INTR_OFF);
-	free_irqs(h);
-#ifdef CONFIG_PCI_MSI
-	if (h->msix_vector)
-		pci_disable_msix(h->pdev);
-	else if (h->msi_vector)
-		pci_disable_msi(h->pdev);
-#endif				/* CONFIG_PCI_MSI */
+	hpsa_free_irqs_and_disable_msix(h);
 }
 
 static void __devexit hpsa_free_device_info(struct ctlr_info *h)