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regcache: Make ->exit() callback return void

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We do not check an error code from ->exit() callback, nor we ever
return one (it's always 0, meaning success). Make ->exit() callback
return void.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260618194036.3275202-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2026-06-18 21:39:50 +02:00 committed by Mark Brown
parent dc59e4fea9
commit e427e1832b
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 7 additions and 13 deletions
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2
drivers/base/regmap/internal.h
View File

@ -189,7 +189,7 @@ struct regcache_ops {
const char *name;
enum regcache_type type;
int (*init)(struct regmap *map);
int (*exit)(struct regmap *map);
void (*exit)(struct regmap *map);
int (*populate)(struct regmap *map);
#ifdef CONFIG_DEBUG_FS
void (*debugfs_init)(struct regmap *map);

4
drivers/base/regmap/regcache-flat.c
View File

@ -53,7 +53,7 @@ static int regcache_flat_init(struct regmap *map)
return -ENOMEM;
}
static int regcache_flat_exit(struct regmap *map)
static void regcache_flat_exit(struct regmap *map)
{
struct regcache_flat_data *cache = map->cache;
@ -62,8 +62,6 @@ static int regcache_flat_exit(struct regmap *map)
kfree(cache);
map->cache = NULL;
return 0;
}
static int regcache_flat_populate(struct regmap *map)

6
drivers/base/regmap/regcache-maple.c
View File

@ -307,7 +307,7 @@ static int regcache_maple_init(struct regmap *map)
return 0;
}
static int regcache_maple_exit(struct regmap *map)
static void regcache_maple_exit(struct regmap *map)
{
struct maple_tree *mt = map->cache;
MA_STATE(mas, mt, 0, UINT_MAX);
@ -315,7 +315,7 @@ static int regcache_maple_exit(struct regmap *map)
/* if we've already been called then just return */
if (!mt)
return 0;
return;
mas_lock(&mas);
mas_for_each(&mas, entry, UINT_MAX)
@ -325,8 +325,6 @@ static int regcache_maple_exit(struct regmap *map)
kfree(mt);
map->cache = NULL;
return 0;
}
static int regcache_maple_insert_block(struct regmap *map, int first,

8
drivers/base/regmap/regcache-rbtree.c
View File

@ -16,7 +16,7 @@
static int regcache_rbtree_write(struct regmap *map, unsigned int reg,
unsigned int value);
static int regcache_rbtree_exit(struct regmap *map);
static void regcache_rbtree_exit(struct regmap *map);
struct regcache_rbtree_node {
/* block of adjacent registers */
@ -196,7 +196,7 @@ static int regcache_rbtree_init(struct regmap *map)
return 0;
}
static int regcache_rbtree_exit(struct regmap *map)
static void regcache_rbtree_exit(struct regmap *map)
{
struct rb_node *next;
struct regcache_rbtree_ctx *rbtree_ctx;
@ -205,7 +205,7 @@ static int regcache_rbtree_exit(struct regmap *map)
/* if we've already been called then just return */
rbtree_ctx = map->cache;
if (!rbtree_ctx)
return 0;
return;
/* free up the rbtree */
next = rb_first(&rbtree_ctx->root);
@ -221,8 +221,6 @@ static int regcache_rbtree_exit(struct regmap *map)
/* release the resources */
kfree(map->cache);
map->cache = NULL;
return 0;
}
static int regcache_rbtree_populate(struct regmap *map)