[ALSA] remove unused snd_minor.name field

Drop the snd_minor structure's name field that was just a helper for
devfs device deregistration.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

2 files changed, 1 insertions, 4 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index 5d184be0ff72..bab3ff457e40 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -188,8 +188,6 @@ struct snd_minor {
         int device;                     /* device number */
         const struct file_operations *f_ops;    /* file operations */
         void *private_data;             /* private data for f_ops->open */
-        char name[0];                   /* device name (keep at the end of
-                                                                structure) */
 };
 
 /* sound.c */
diff --git a/sound/core/sound.c b/sound/core/sound.c
index 264f2efd1af8..7edd1fc58b17 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -244,7 +244,7 @@ int snd_register_device(int type, struct snd_card *card, int dev,
         struct device *device = NULL;
 
         snd_assert(name, return -EINVAL);
-        preg = kmalloc(sizeof(struct snd_minor) + strlen(name) + 1, GFP_KERNEL);
+        preg = kmalloc(sizeof *preg, GFP_KERNEL);
         if (preg == NULL)
                 return -ENOMEM;
         preg->type = type;
@@ -252,7 +252,6 @@ int snd_register_device(int type, struct snd_card *card, int dev,
         preg->device = dev;
         preg->f_ops = f_ops;
         preg->private_data = private_data;
-        strcpy(preg->name, name);
         mutex_lock(&sound_mutex);
 #ifdef CONFIG_SND_DYNAMIC_MINORS
         minor = snd_find_free_minor();