From 454f5ec1d2b774b89f3ea759a9a791f320e6f389 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 3 Jan 2020 09:16:47 +0100 Subject: [PATCH] ALSA: mixer: oss: Constify snd_mixer_oss_assign_table definition The snd_mixer_oss_assign_table is read-only, and can it be declared as const. There should be no functional changes by this patch. Link: https://lore.kernel.org/r/20200103081714.9560-32-tiwai@suse.de Signed-off-by: Takashi Iwai --- sound/core/oss/mixer_oss.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index 7eb54df5556d..26502294f7d8 100644 --- a/sound/core/oss/mixer_oss.c +++ b/sound/core/oss/mixer_oss.c @@ -486,7 +486,7 @@ struct slot { unsigned int channels; unsigned int numid[SNDRV_MIXER_OSS_ITEM_COUNT]; unsigned int capture_item; - struct snd_mixer_oss_assign_table *assigned; + const struct snd_mixer_oss_assign_table *assigned; unsigned int allocated: 1; }; @@ -934,8 +934,8 @@ static void snd_mixer_oss_slot_free(struct snd_mixer_oss_slot *chn) struct slot *p = chn->private_data; if (p) { if (p->allocated && p->assigned) { - kfree(p->assigned->name); - kfree(p->assigned); + kfree_const(p->assigned->name); + kfree_const(p->assigned); } kfree(p); } @@ -953,7 +953,7 @@ static void mixer_slot_clear(struct snd_mixer_oss_slot *rslot) /* In a separate function to keep gcc 3.2 happy - do NOT merge this in snd_mixer_oss_build_input! */ static int snd_mixer_oss_build_test_all(struct snd_mixer_oss *mixer, - struct snd_mixer_oss_assign_table *ptr, + const struct snd_mixer_oss_assign_table *ptr, struct slot *slot) { char str[64]; @@ -1017,7 +1017,9 @@ static int snd_mixer_oss_build_test_all(struct snd_mixer_oss *mixer, * ptr_allocated means the entry is dynamically allocated (change via proc file). * when replace_old = 1, the old entry is replaced with the new one. */ -static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mixer_oss_assign_table *ptr, int ptr_allocated, int replace_old) +static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, + const struct snd_mixer_oss_assign_table *ptr, + int ptr_allocated, int replace_old) { struct slot slot; struct slot *pslot; @@ -1255,7 +1257,7 @@ static void snd_mixer_oss_proc_done(struct snd_mixer_oss *mixer) static void snd_mixer_oss_build(struct snd_mixer_oss *mixer) { - static struct snd_mixer_oss_assign_table table[] = { + static const struct snd_mixer_oss_assign_table table[] = { { SOUND_MIXER_VOLUME, "Master", 0 }, { SOUND_MIXER_VOLUME, "Front", 0 }, /* fallback */ { SOUND_MIXER_BASS, "Tone Control - Bass", 0 },