linux-kernel - [PATCH v1 2/3] xtensa/PCI: Make variables static

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Date:   Tue, 22 May 2018 08:10:21 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     linux-pci@...r.kernel.org
Cc:     Chris Zankel <chris@...kel.net>, Max Filippov <jcmvbkbc@...il.com>,
        linux-xtensa@...ux-xtensa.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 2/3] xtensa/PCI: Make variables static

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

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;