Signed-off-by: Chaitanya Kulkarni <[email protected]>
---
drivers/block/brd.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index d41b7d489e9f..c1f6d768a1b3 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -220,7 +220,6 @@ static void copy_from_brd(void *dst, struct brd_device *brd,
sector_t sector, size_t n)
{
struct page *page;
- void *src;
unsigned int offset = (sector & (PAGE_SECTORS-1)) << SECTOR_SHIFT;
size_t copy;
@@ -236,11 +235,9 @@ static void copy_from_brd(void *dst, struct brd_device
*brd,
sector += copy >> SECTOR_SHIFT;
copy = n - copy;
page = brd_lookup_page(brd, sector);
- if (page) {
- src = kmap_atomic(page);
- memcpy(dst, src, copy);
- kunmap_atomic(src);
- } else
+ if (page)
+ memcpy_from_page(dst, page, offset, copy);
+ else
memset(dst, 0, copy);
}
}
--
2.22.1
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