diff --git a/lib/maple_tree.c b/lib/maple_tree.c index 203bd3e51c98..b72ddea9d277 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -4844,7 +4844,7 @@ static inline void *mas_prev_entry(struct ma_state *mas, unsigned long min) if (mas->index < min) { mas->index = mas->last = min; - mas_pause(mas); + mas->node = MAS_NONE; return NULL; } retry: @@ -5906,6 +5906,7 @@ void *mas_prev(struct ma_state *mas, unsigned long min) if (!mas->index) { /* Nothing comes before 0 */ mas->last = 0; + mas->node = MAS_NONE; return NULL; } @@ -5996,6 +5997,9 @@ void *mas_find(struct ma_state *mas, unsigned long max) mas->index = ++mas->last; } + if (unlikely(mas_is_none(mas))) + mas->node = MAS_START; + if (unlikely(mas_is_start(mas))) { /* First run or continue */ void *entry;