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net: cadence: macb: constify pci_device_id.

Browse source 
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
    791	    336	      0	   1127	    467	net/ethernet/cadence/macb_pci.o

File size After adding 'const':
   text	   data	    bss	    dec	    hex	filename
    855	    272	      0	   1127	    467	net/ethernet/cadence/macb_pci.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arvind Yadav 2017-07-17 23:41:52 +05:30 • committed by David S. Miller
commit c744cf5b9d
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/cadence/macb_pci.c
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@ -128,7 +128,7 @@ static void macb_remove(struct pci_dev *pdev)
clk_unregister(plat_data->hclk);
}
static struct pci_device_id dev_id_table[] = {
static const struct pci_device_id dev_id_table[] = {
{ PCI_DEVICE(CDNS_VENDOR_ID, CDNS_DEVICE_ID), },
{ 0, }
};