[PATCH 1/5] ALSA: sound/core: constify snd_timer_hardware structures

From: Bhumika Goyal
Date: Fri Jul 28 2017 - 09:09:13 EST


Declare snd_timer_hardware structures as const as their only usage is
during a copy operation. As they are not modified anywhere, they can be
made const.

Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>
---
sound/core/hrtimer.c | 2 +-
sound/core/pcm_timer.c | 2 +-
sound/core/timer.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/core/hrtimer.c b/sound/core/hrtimer.c
index 1ac0c42..1ba70bc 100644
--- a/sound/core/hrtimer.c
+++ b/sound/core/hrtimer.c
@@ -127,7 +127,7 @@ static int snd_hrtimer_stop(struct snd_timer *t)
return 0;
}

-static struct snd_timer_hardware hrtimer_hw = {
+static const struct snd_timer_hardware hrtimer_hw = {
.flags = SNDRV_TIMER_HW_AUTO | SNDRV_TIMER_HW_TASKLET,
.open = snd_hrtimer_open,
.close = snd_hrtimer_close,
diff --git a/sound/core/pcm_timer.c b/sound/core/pcm_timer.c
index 11389f1..3aa2152 100644
--- a/sound/core/pcm_timer.c
+++ b/sound/core/pcm_timer.c
@@ -90,7 +90,7 @@ static int snd_pcm_timer_stop(struct snd_timer * timer)
return 0;
}

-static struct snd_timer_hardware snd_pcm_timer =
+static const struct snd_timer_hardware snd_pcm_timer =
{
.flags = SNDRV_TIMER_HW_AUTO | SNDRV_TIMER_HW_SLAVE,
.resolution = 0,
diff --git a/sound/core/timer.c b/sound/core/timer.c
index a9b9a27..e156aa8 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1086,7 +1086,7 @@ static int snd_timer_s_close(struct snd_timer *timer)
return 0;
}

-static struct snd_timer_hardware snd_timer_system =
+static const struct snd_timer_hardware snd_timer_system =
{
.flags = SNDRV_TIMER_HW_FIRST | SNDRV_TIMER_HW_TASKLET,
.resolution = 1000000000L / HZ,
--
1.9.1