video: fbdev: vermilion: constify pci_device_id.
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Tue, 1 Aug 2017 15:20:42 +0000 (17:20 +0200)
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Tue, 1 Aug 2017 15:20:42 +0000 (17:20 +0200)
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
   7953     568      96    8617    21a9 fbdev/vermilion/vermilion.o

File size after adding 'const':
   text    data     bss     dec     hex filename
   8017     504      96    8617    21a9 fbdev/vermilion/vermilion.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Antonino Daplas <adaplas@gmail.com>
Cc: Maik Broemme <mbroemme@libmpq.org>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
drivers/video/fbdev/vermilion/vermilion.c

index ce4c472..3fde493 100644 (file)
@@ -1044,7 +1044,7 @@ static struct fb_ops vmlfb_ops = {
        .fb_setcolreg = vmlfb_setcolreg
 };
 
-static struct pci_device_id vml_ids[] = {
+static const struct pci_device_id vml_ids[] = {
        {PCI_DEVICE(PCI_VENDOR_ID_INTEL, VML_DEVICE_VDC)},
        {0}
 };