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ALSA: drivers: mpu401: constify pnp_device_id
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Thu, 17 Aug 2017 10:06:16 +0000 (15:36 +0530)
committerTakashi Iwai <tiwai@suse.de>
Thu, 17 Aug 2017 10:42:14 +0000 (12:42 +0200)
pnp_device_id are not supposed to change at runtime. All functions
working with pnp_device_id provided by <linux/pnp.h> work with
const pnp_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>
sound/drivers/mpu401/mpu401.c patch | blob | blame | history

diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c
index 9b86e00d7d95ffada3ac89b52671be20a2d30d38..b6715764cd1c3a3e30536ac57d46d560d369849b 100644 (file)
--- a/sound/drivers/mpu401/mpu401.c
+++ b/sound/drivers/mpu401/mpu401.c
@@ -148,7 +148,7 @@ static struct platform_driver snd_mpu401_driver = {
 
 #define IO_EXTENT 2
 
-static struct pnp_device_id snd_mpu401_pnpids[] = {
+static const struct pnp_device_id snd_mpu401_pnpids[] = {
        { .id = "PNPb006" },
        { .id = "" }
 };