tty: mux: constify parisc_device_id

parisc_device_id are not supposed to change at runtime. All functions
working with parisc_device_id provided by <asm/parisc-device.h> work
with const parisc_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/mux.c b/drivers/tty/serial/mux.c
index 8a4be4b73723381a6bcba7b89cb1137ed3b5ac96..6afe83dad49f13f0974f97cead0b665bbbf76eb5 100644 (file)
--- a/drivers/tty/serial/mux.c
+++ b/drivers/tty/serial/mux.c
@@ -536,13 +536,13 @@ static int mux_remove(struct parisc_device *dev)
  * This table only contains the parisc_device_id of known builtin mux
  * devices.  All other mux cards will be detected by the generic mux_tbl.
  */
-static struct parisc_device_id builtin_mux_tbl[] = {
+static const struct parisc_device_id builtin_mux_tbl[] = {
        { HPHW_A_DIRECT, HVERSION_REV_ANY_ID, 0x15, 0x0000D }, /* All K-class */
        { HPHW_A_DIRECT, HVERSION_REV_ANY_ID, 0x44, 0x0000D }, /* E35, E45, and E55 */
        { 0, }
 };
 
-static struct parisc_device_id mux_tbl[] = {
+static const struct parisc_device_id mux_tbl[] = {
        { HPHW_A_DIRECT, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x0000D },
        { 0, }
 };