clocksource: sh_mtu2: Constify name argument to sh_mtu2_register()

The name argument is assigned to const structure fields only, constify
it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Tested-by: Wolfram Sang <wsa@sang-engineering.com>
(cherry picked from commit aa83804af705731d2802b80fb4b94a79045d31a3)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
index 8fd7059..2fe3ab4 100644 (file)
--- a/drivers/clocksource/sh_mtu2.c
+++ b/drivers/clocksource/sh_mtu2.c
@@ -236,7 +236,7 @@ static void sh_mtu2_clock_event_resume(struct clock_event_device *ced)
 }
 
 static void sh_mtu2_register_clockevent(struct sh_mtu2_channel *ch,
-                                      char *name, unsigned long rating)
+                                       const char *name, unsigned long rating)
 {
        struct clock_event_device *ced = &ch->ced;
        int ret;
@@ -264,7 +264,7 @@ static void sh_mtu2_register_clockevent(struct sh_mtu2_channel *ch,
        }
 }
 
-static int sh_mtu2_register(struct sh_mtu2_channel *ch, char *name,
+static int sh_mtu2_register(struct sh_mtu2_channel *ch, const char *name,
                            unsigned long clockevent_rating)
 {
        if (clockevent_rating)
@@ -287,7 +287,7 @@ static int sh_mtu2_setup_channel(struct sh_mtu2_channel *ch,
                return ch->irq;
        }
 
-       return sh_mtu2_register(ch, (char *)dev_name(&mtu->pdev->dev),
+       return sh_mtu2_register(ch, dev_name(&mtu->pdev->dev),
                                cfg->clockevent_rating);
 }