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Subject[PATCH v1] driver core: regmap: Switch to bitmap_zalloc()
Date
Switch to bitmap_zalloc() to show clearly what we are allocating.
Besides that it returns pointer of bitmap type instead of opaque void *.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/base/regmap/regcache-lzo.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/base/regmap/regcache-lzo.c b/drivers/base/regmap/regcache-lzo.c
index fc14e8b9344f..7886303eb026 100644
--- a/drivers/base/regmap/regcache-lzo.c
+++ b/drivers/base/regmap/regcache-lzo.c
@@ -148,20 +148,18 @@ static int regcache_lzo_init(struct regmap *map)
* that register.
*/
bmp_size = map->num_reg_defaults_raw;
- sync_bmp = kmalloc_array(BITS_TO_LONGS(bmp_size), sizeof(long),
- GFP_KERNEL);
+ sync_bmp = bitmap_zalloc(bmp_size, GFP_KERNEL);
if (!sync_bmp) {
ret = -ENOMEM;
goto err;
}
- bitmap_zero(sync_bmp, bmp_size);

/* allocate the lzo blocks and initialize them */
for (i = 0; i < blkcount; i++) {
lzo_blocks[i] = kzalloc(sizeof **lzo_blocks,
GFP_KERNEL);
if (!lzo_blocks[i]) {
- kfree(sync_bmp);
+ bitmap_free(sync_bmp);
ret = -ENOMEM;
goto err;
}
@@ -213,7 +211,7 @@ static int regcache_lzo_exit(struct regmap *map)
* only once.
*/
if (lzo_blocks[0])
- kfree(lzo_blocks[0]->sync_bmp);
+ bitmap_free(lzo_blocks[0]->sync_bmp);
for (i = 0; i < blkcount; i++) {
if (lzo_blocks[i]) {
kfree(lzo_blocks[i]->wmem);
--
2.20.1
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