media: cxusb: pass buf as a const u8 * pointer and make buf static const

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Don't populate the read-only u8 array buf on the stack at run time but
instead make it static const; makes object code smaller saving over 480
bytes:

Before:
   text	   data	    bss	    dec	    hex	filename
  33030	  65936	    192	  99158	  18356	drivers/media/usb/dvb-usb/cxusb.o

After:
   text	   data	    bss	    dec	    hex	filename
  32446	  66032	    192	  98670	  1816e	drivers/media/usb/dvb-usb/cxusb.o

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

...

This commit is contained in:

Colin Ian King 2017-09-18 10:24:44 -04:00 • committed by Mauro Carvalho Chehab

parent d259f91c0e

commit cee32edb23

1 changed files with 3 additions and 2 deletions

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5

drivers/media/usb/dvb-usb/cxusb.c

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