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-rw-r--r--fs/btrfs/file.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 55f68422061d..a56a13999bd6 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -3034,7 +3034,6 @@ struct falloc_range {
*/
static int add_falloc_range(struct list_head *head, u64 start, u64 len)
{
- struct falloc_range *prev = NULL;
struct falloc_range *range = NULL;
if (list_empty(head))
@@ -3044,9 +3043,9 @@ static int add_falloc_range(struct list_head *head, u64 start, u64 len)
* As fallocate iterate by bytenr order, we only need to check
* the last range.
*/
- prev = list_entry(head->prev, struct falloc_range, list);
- if (prev->start + prev->len == start) {
- prev->len += len;
+ range = list_last_entry(head, struct falloc_range, list);
+ if (range->start + range->len == start) {
+ range->len += len;
return 0;
}
insert: