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-rw-r--r--lib/maple_tree.c34
1 files changed, 5 insertions, 29 deletions
diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 4a6ecdb12a92..f475bac9d914 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -2312,9 +2312,7 @@ static inline struct maple_enode *mte_node_or_none(struct maple_enode *enode)
static inline void mas_wr_node_walk(struct ma_wr_state *wr_mas)
{
struct ma_state *mas = wr_mas->mas;
- unsigned char count;
- unsigned char offset;
- unsigned long index, min, max;
+ unsigned char count, offset;
if (unlikely(ma_is_dense(wr_mas->type))) {
wr_mas->r_max = wr_mas->r_min = mas->index;
@@ -2327,34 +2325,12 @@ static inline void mas_wr_node_walk(struct ma_wr_state *wr_mas)
count = wr_mas->node_end = ma_data_end(wr_mas->node, wr_mas->type,
wr_mas->pivots, mas->max);
offset = mas->offset;
- min = mas_safe_min(mas, wr_mas->pivots, offset);
- if (unlikely(offset == count))
- goto max;
-
- max = wr_mas->pivots[offset];
- index = mas->index;
- if (unlikely(index <= max))
- goto done;
-
- if (unlikely(!max && offset))
- goto max;
- min = max + 1;
- while (++offset < count) {
- max = wr_mas->pivots[offset];
- if (index <= max)
- goto done;
- else if (unlikely(!max))
- break;
-
- min = max + 1;
- }
+ while (offset < count && mas->index > wr_mas->pivots[offset])
+ offset++;
-max:
- max = mas->max;
-done:
- wr_mas->r_max = max;
- wr_mas->r_min = min;
+ wr_mas->r_max = offset < count ? wr_mas->pivots[offset] : mas->max;
+ wr_mas->r_min = mas_safe_min(mas, wr_mas->pivots, offset);
wr_mas->offset_end = mas->offset = offset;
}