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-rw-r--r--block/bio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/bio.c b/block/bio.c
index 4f184d938942..dbabd48b1934 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1125,7 +1125,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
int i, ret;
int nr_pages = 0;
unsigned int len = iter->count;
- unsigned int offset = map_data ? map_data->offset & ~PAGE_MASK : 0;
+ unsigned int offset = map_data ? offset_in_page(map_data->offset) : 0;
for (i = 0; i < iter->nr_segs; i++) {
unsigned long uaddr;
@@ -1304,7 +1304,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
goto out_unmap;
}
- offset = uaddr & ~PAGE_MASK;
+ offset = offset_in_page(uaddr);
for (j = cur_page; j < page_limit; j++) {
unsigned int bytes = PAGE_SIZE - offset;