ALSA: als100: constify pnp_card_device_id

pnp_card_device_id are not supposed to change at runtime. All functions
working with pnp_card_device_id provided by <linux/pnp.h> work with
const pnp_card_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/isa/als100.c b/sound/isa/als100.c
index 6a2c5b4..f63142e 100644 (file)
--- a/sound/isa/als100.c
+++ b/sound/isa/als100.c
@@ -79,7 +79,7 @@ struct snd_card_als100 {
        struct snd_sb *chip;
 };
 
-static struct pnp_card_device_id snd_als100_pnpids[] = {
+static const struct pnp_card_device_id snd_als100_pnpids[] = {
        /* DT197A30 */
        { .id = "RWB1688",
          .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } },