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[v1,2/3] xtensa/PCI: Make variables static

Message ID 152699462102.162480.10622776995414606885.stgit@bhelgaas-glaptop.roam.corp.google.com
State Accepted
Delegated to: Bjorn Helgaas
Headers show
Series xtensa/PCI: Trivial cleanup | expand

Commit Message

Bjorn Helgaas May 22, 2018, 1:10 p.m. UTC 
From: Bjorn Helgaas <bhelgaas@google.com>

Make these variables static, since they're only used in this file:

  pci_ctrl_head
  pci_ctrl_tail

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
---
 arch/xtensa/kernel/pci.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index d451b4f5b1e0..e121b555fdb4 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -41,8 +41,8 @@ 
  * pci_bus_add_device
  */
 
-struct pci_controller* pci_ctrl_head;
-struct pci_controller** pci_ctrl_tail = &pci_ctrl_head;
+static struct pci_controller *pci_ctrl_head;
+static struct pci_controller **pci_ctrl_tail = &pci_ctrl_head;
 
 static int pci_bus_count;