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md-bitmap: initialize variables at declaration time in md_bitmap_file_unmap

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Just a small tidyup to prepare for bigger changes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20230615064840.629492-3-hch@lst.de
This commit is contained in:
Christoph Hellwig 2023-06-15 08:48:31 +02:00 committed by Song Liu
parent 59cefee75b
commit 546ac0b2e2
1 changed files with 4 additions and 8 deletions
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12
drivers/md/md-bitmap.c
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@ -842,14 +842,10 @@ static int md_bitmap_storage_alloc(struct bitmap_storage *store,
static void md_bitmap_file_unmap(struct bitmap_storage *store)
{
struct page **map, *sb_page;
int pages;
struct file *file;
file = store->file;
map = store->filemap;
pages = store->file_pages;
sb_page = store->sb_page;
struct file *file = store->file;
struct page *sb_page = store->sb_page;
struct page **map = store->filemap;
int pages = store->file_pages;
while (pages--)
if (map[pages] != sb_page) /* 0 is sb_page, release it below */