Input: constify psmouse driver

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index c14395ba7980..5e9d25067513 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -115,13 +115,15 @@ static int lifebook_absolute_mode(struct psmouse *psmouse)
 
 static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution)
 {
-        unsigned char params[] = { 0, 1, 2, 2, 3 };
+        static const unsigned char params[] = { 0, 1, 2, 2, 3 };
+        unsigned char p;
 
         if (resolution == 0 || resolution > 400)
                 resolution = 400;
 
-        ps2_command(&psmouse->ps2dev, &params[resolution / 100], PSMOUSE_CMD_SETRES);
-        psmouse->resolution = 50 << params[resolution / 100];
+        p = params[resolution / 100];
+        ps2_command(&psmouse->ps2dev, &p, PSMOUSE_CMD_SETRES);
+        psmouse->resolution = 50 << p;
 }
 
 static void lifebook_disconnect(struct psmouse *psmouse)