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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2022-07-04 20:46:00 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2022-09-21 11:32:58 +0200 |
| commit | e7f35da21f6f8c6a8c7d262dd4e4bd32e3083f79 (patch) | |
| tree | 4e4cc186c5de0e7b57fcba3798b8320ba5eb3cb0 /drivers | |
| parent | a0c51565730729f0df2ee886e34b4da6d359a10b (diff) | |
| download | linux-e7f35da21f6f8c6a8c7d262dd4e4bd32e3083f79.tar.bz2 | |
ubi: fastmap: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
It is less verbose and it improves the semantic.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/ubi/fastmap.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 6e95c4b1473e..ca2d9efe62c3 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -20,8 +20,7 @@ static inline unsigned long *init_seen(struct ubi_device *ubi) if (!ubi_dbg_chk_fastmap(ubi)) return NULL; - ret = kcalloc(BITS_TO_LONGS(ubi->peb_count), sizeof(unsigned long), - GFP_KERNEL); + ret = bitmap_zalloc(ubi->peb_count, GFP_KERNEL); if (!ret) return ERR_PTR(-ENOMEM); @@ -34,7 +33,7 @@ static inline unsigned long *init_seen(struct ubi_device *ubi) */ static inline void free_seen(unsigned long *seen) { - kfree(seen); + bitmap_free(seen); } /** @@ -1108,8 +1107,7 @@ int ubi_fastmap_init_checkmap(struct ubi_volume *vol, int leb_count) if (!ubi->fast_attach) return 0; - vol->checkmap = kcalloc(BITS_TO_LONGS(leb_count), sizeof(unsigned long), - GFP_KERNEL); + vol->checkmap = bitmap_zalloc(leb_count, GFP_KERNEL); if (!vol->checkmap) return -ENOMEM; @@ -1118,7 +1116,7 @@ int ubi_fastmap_init_checkmap(struct ubi_volume *vol, int leb_count) void ubi_fastmap_destroy_checkmap(struct ubi_volume *vol) { - kfree(vol->checkmap); + bitmap_free(vol->checkmap); } /** |