PCI: pci-x-pci-express-read-control-interfaces cleanups

- remove unneeded local

- 80-col fix

Cc: Peter Oruba <peter.oruba@amd.com>
Cc: Roland Dreier <rolandd@cisco.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 1bb8799..d9fc1bd 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1383,7 +1383,7 @@
  */
 int pcix_get_max_mmrbc(struct pci_dev *dev)
 {
-	int ret, err, cap;
+	int err, cap;
 	u32 stat;
 
 	cap = pci_find_capability(dev, PCI_CAP_ID_PCIX);
@@ -1394,9 +1394,7 @@
 	if (err)
 		return -EINVAL;
 
-	ret = (stat & PCI_X_STATUS_MAX_READ) >> 12;
-
-	return ret;
+	return (stat & PCI_X_STATUS_MAX_READ) >> 12;
 }
 EXPORT_SYMBOL(pcix_get_max_mmrbc);