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authorlixiubo <lixiubo@cmss.chinamobile.com>2015-11-20 18:06:29 +0800
committerMark Brown <broonie@kernel.org>2015-11-20 12:27:57 +0000
commiteeda1bd69d5d8a020ce191f717b94ca99707daad (patch)
treeeb769d18e526981fcd22ac8c834b401e0eb4c376 /drivers/base/regmap
parent8005c49d9aea74d382f474ce11afbbc7d7130bec (diff)
regmap: replace kzalloc with kcalloc
Replace kzalloc with specialized function kcalloc when the size is a multiplication of : number * sizeof Signed-off-by: lixiubo <lixiubo@cmss.chinamobile.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/base/regmap')
-rw-r--r--drivers/base/regmap/regcache-flat.c2
-rw-r--r--drivers/base/regmap/regcache-lzo.c2
-rw-r--r--drivers/base/regmap/regcache-rbtree.c5
-rw-r--r--drivers/base/regmap/regmap-irq.c8
4 files changed, 9 insertions, 8 deletions
diff --git a/drivers/base/regmap/regcache-flat.c b/drivers/base/regmap/regcache-flat.c
index 0246f44ded74..686c9e0b930e 100644
--- a/drivers/base/regmap/regcache-flat.c
+++ b/drivers/base/regmap/regcache-flat.c
@@ -21,7 +21,7 @@ static int regcache_flat_init(struct regmap *map)
int i;
unsigned int *cache;
- map->cache = kzalloc(sizeof(unsigned int) * (map->max_register + 1),
+ map->cache = kcalloc(map->max_register + 1, sizeof(unsigned int),
GFP_KERNEL);
if (!map->cache)
return -ENOMEM;
diff --git a/drivers/base/regmap/regcache-lzo.c b/drivers/base/regmap/regcache-lzo.c
index 736e0d378567..52f69381c070 100644
--- a/drivers/base/regmap/regcache-lzo.c
+++ b/drivers/base/regmap/regcache-lzo.c
@@ -139,7 +139,7 @@ static int regcache_lzo_init(struct regmap *map)
ret = 0;
blkcount = regcache_lzo_block_count(map);
- map->cache = kzalloc(blkcount * sizeof *lzo_blocks,
+ map->cache = kcalloc(blkcount, sizeof(*lzo_blocks),
GFP_KERNEL);
if (!map->cache)
return -ENOMEM;
diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index 56486d92c4e7..3b6cfede2fd9 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -366,8 +366,9 @@ regcache_rbtree_node_alloc(struct regmap *map, unsigned int reg)
if (!rbnode->block)
goto err_free;
- rbnode->cache_present = kzalloc(BITS_TO_LONGS(rbnode->blklen) *
- sizeof(*rbnode->cache_present), GFP_KERNEL);
+ rbnode->cache_present = kcalloc(BITS_TO_LONGS(rbnode->blklen),
+ sizeof(*rbnode->cache_present),
+ GFP_KERNEL);
if (!rbnode->cache_present)
goto err_free_block;
diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index 8d16db533527..4ebbe21ded82 100644
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -386,23 +386,23 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
if (!d)
return -ENOMEM;
- d->status_buf = kzalloc(sizeof(unsigned int) * chip->num_regs,
+ d->status_buf = kcalloc(chip->num_regs, sizeof(unsigned int),
GFP_KERNEL);
if (!d->status_buf)
goto err_alloc;
- d->mask_buf = kzalloc(sizeof(unsigned int) * chip->num_regs,
+ d->mask_buf = kcalloc(chip->num_regs, sizeof(unsigned int),
GFP_KERNEL);
if (!d->mask_buf)
goto err_alloc;
- d->mask_buf_def = kzalloc(sizeof(unsigned int) * chip->num_regs,
+ d->mask_buf_def = kcalloc(chip->num_regs, sizeof(unsigned int),
GFP_KERNEL);
if (!d->mask_buf_def)
goto err_alloc;
if (chip->wake_base) {
- d->wake_buf = kzalloc(sizeof(unsigned int) * chip->num_regs,
+ d->wake_buf = kcalloc(chip->num_regs, sizeof(unsigned int),
GFP_KERNEL);
if (!d->wake_buf)
goto err_alloc;