[v4,04/35] maple_tree: Clean up mas_dfs_postorder()

Commit Message

Liam R. Howlett May 18, 2023, 2:55 p.m. UTC

Convert loop type to ensure all variables are set to make the compiler
happy, and use the mas_is_none() function instead of explicitly checking
the node in the maple state.

Signed-off-by: Liam R. Howlett <[e-mail]>
---
 lib/maple_tree.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

Patch

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 5b29d5a916f2..1e7e7249a0cf 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -6739,15 +6739,12 @@  static void mas_dfs_postorder(struct ma_state *mas, unsigned long max)
 
 	mas->node = mn;
 	mas_ascend(mas);
-	while (mas->node != MAS_NONE) {
+	do {
 		p = mas->node;
 		p_min = mas->min;
 		p_max = mas->max;
 		mas_prev_node(mas, 0);
-	}
-
-	if (p == MAS_NONE)
-		return;
+	} while (!mas_is_none(mas));
 
 	mas->node = p;
 	mas->max = p_max;