isdn: mISDN: hfcpci: constify pci_device_id.
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Sat, 15 Jul 2017 04:25:50 +0000 (09:55 +0530)
committerDavid S. Miller <davem@davemloft.net>
Sun, 16 Jul 2017 04:25:56 +0000 (21:25 -0700)
pci_device_id are not supposed to change at runtime. All functions
working with pci_device_id provided by <linux/pci.h> work with
const pci_device_id. So mark the non-const structs as const.

File size before:
   text    data     bss     dec     hex filename
  21656    1024      96   22776    58f8 isdn/hardware/mISDN/hfcpci.o

File size After adding 'const':
   text    data     bss     dec     hex filename
  22424     256      96   22776    58f8 isdn/hardware/mISDN/hfcpci.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/isdn/hardware/mISDN/hfcpci.c

index 5dc246d71c167d5a69f449603cbd4a329a85fa9c..d2e401a8090e3dfde6969262a50a55fa0b1b7a9c 100644 (file)
@@ -2161,7 +2161,7 @@ static const struct _hfc_map hfc_map[] =
        {},
 };
 
-static struct pci_device_id hfc_ids[] =
+static const struct pci_device_id hfc_ids[] =
 {
        { PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_2BD0),
          (unsigned long) &hfc_map[0] },