commit b638d7e7b849ad402aaecfe7edb599687b5eb3a8
author Bjorn Helgaas <bhelgaas@google.com> Fri Apr 12 11:18:01 2013 -0600
committer Bjorn Helgaas <bhelgaas@google.com> Mon Apr 15 10:56:27 2013 -0600
tree ed295c912fa9448fe0b32cdbe062c4d36eb3f61a
parent c3139ba212ddc240656f4bcfc7c946418cd83e19

PCI: Remove unused variables

This fixes "set but not used" warnings found via "make W=1".

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/pcie/portdrv_pci.c

diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 08c243a..0efba05 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -272,11 +272,9 @@
 					enum pci_channel_state error)
 {
 	struct aer_broadcast_data data = {error, PCI_ERS_RESULT_CAN_RECOVER};
-	int ret;
 
-	/* can not fail */
-	ret = device_for_each_child(&dev->dev, &data, error_detected_iter);
-
+	/* get true return value from &data */
+	device_for_each_child(&dev->dev, &data, error_detected_iter);
 	return data.result;
 }
 
@@ -308,10 +306,9 @@
 static pci_ers_result_t pcie_portdrv_mmio_enabled(struct pci_dev *dev)
 {
 	pci_ers_result_t status = PCI_ERS_RESULT_RECOVERED;
-	int retval;
 
 	/* get true return value from &status */
-	retval = device_for_each_child(&dev->dev, &status, mmio_enabled_iter);
+	device_for_each_child(&dev->dev, &status, mmio_enabled_iter);
 	return status;
 }
 
@@ -343,7 +340,6 @@
 static pci_ers_result_t pcie_portdrv_slot_reset(struct pci_dev *dev)
 {
 	pci_ers_result_t status = PCI_ERS_RESULT_RECOVERED;
-	int retval;
 
 	/* If fatal, restore cfg space for possible link reset at upstream */
 	if (dev->error_state == pci_channel_io_frozen) {
@@ -354,8 +350,7 @@
 	}
 
 	/* get true return value from &status */
-	retval = device_for_each_child(&dev->dev, &status, slot_reset_iter);
-
+	device_for_each_child(&dev->dev, &status, slot_reset_iter);
 	return status;
 }
 
@@ -381,9 +376,7 @@
 
 static void pcie_portdrv_err_resume(struct pci_dev *dev)
 {
-	int retval;
-	/* nothing to do with error value, if it ever happens */
-	retval = device_for_each_child(&dev->dev, NULL, resume_iter);
+	device_for_each_child(&dev->dev, NULL, resume_iter);
 }
 
 /*