Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/pci/hotplug.c b/drivers/pci/hotplug.c
index 10444988a10b..e1743be31909 100644
--- a/drivers/pci/hotplug.c
+++ b/drivers/pci/hotplug.c
@@ -7,7 +7,6 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
                  char *buffer, int buffer_size)
 {
         struct pci_dev *pdev;
-        char *scratch;
         int i = 0;
         int length = 0;
 
@@ -18,9 +17,6 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
         if (!pdev)
                 return -ENODEV;
 
-        scratch = buffer;
-
-
         if (add_hotplug_env_var(envp, num_envp, &i,
                                 buffer, buffer_size, &length,
                                 "PCI_CLASS=%04X", pdev->class))