[PATCH v3 6/6] scsi: ipr: Do PCI error checks on own line

[Ilpo Järvinen]

Instead of if conditions with line splits, use the usual error handling
pattern with a separate variable to improve readability.

No functional changes intended.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen at linux.intel.com>
---
 drivers/scsi/ipr.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 4e13797b2a4a..81e3d464d1f6 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -761,12 +761,14 @@ static void ipr_mask_and_clear_interrupts(struct ipr_ioa_cfg *ioa_cfg,
 static int ipr_save_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
 {
 	int pcix_cmd_reg = pci_find_capability(ioa_cfg->pdev, PCI_CAP_ID_PCIX);
+	int rc;
 
 	if (pcix_cmd_reg == 0)
 		return 0;
 
-	if (pci_read_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
-				 &ioa_cfg->saved_pcix_cmd_reg) != PCIBIOS_SUCCESSFUL) {
+	rc = pci_read_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
+				  &ioa_cfg->saved_pcix_cmd_reg);
+	if (rc != PCIBIOS_SUCCESSFUL) {
 		dev_err(&ioa_cfg->pdev->dev, "Failed to save PCI-X command register\n");
 		return -EIO;
 	}
@@ -785,10 +787,12 @@ static int ipr_save_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
 static int ipr_set_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
 {
 	int pcix_cmd_reg = pci_find_capability(ioa_cfg->pdev, PCI_CAP_ID_PCIX);
+	int rc;
 
 	if (pcix_cmd_reg) {
-		if (pci_write_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
-					  ioa_cfg->saved_pcix_cmd_reg) != PCIBIOS_SUCCESSFUL) {
+		rc = pci_write_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
+					   ioa_cfg->saved_pcix_cmd_reg);
+		if (rc != PCIBIOS_SUCCESSFUL) {
 			dev_err(&ioa_cfg->pdev->dev, "Failed to setup PCI-X command register\n");
 			return -EIO;
 		}
-- 
2.30.2