linux-kernel - [PATCH 1/2] maple_tree: arange64 node is not a leaf node

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Message-Id: <20240826012422.29935-1-richard.weiyang@gmail.com>
Date: Mon, 26 Aug 2024 01:24:21 +0000
From: Wei Yang <richard.weiyang@...il.com>
To: Liam.Howlett@...cle.com,
	akpm@...ux-foundation.org
Cc: linux-kernel@...r.kernel.org,
	maple-tree@...ts.infradead.org,
	Wei Yang <richard.weiyang@...il.com>
Subject: [PATCH 1/2] maple_tree: arange64 node is not a leaf node

mt_dump_arange64() only applies to an entry whose type is
maple_arange_64, in which mte_is_leaf() must return false.

Since mte_is_leaf() here is always false, we can remove this condition
check.

Signed-off-by: Wei Yang <richard.weiyang@...il.com>
---
 lib/maple_tree.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 5dd9d9db4fdc..236b58fd9be4 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -7177,7 +7177,6 @@ static void mt_dump_arange64(const struct maple_tree *mt, void *entry,
 	enum mt_dump_format format)
 {
 	struct maple_arange_64 *node = &mte_to_node(entry)->ma64;
-	bool leaf = mte_is_leaf(entry);
 	unsigned long first = min;
 	int i;
 
@@ -7211,10 +7210,7 @@ static void mt_dump_arange64(const struct maple_tree *mt, void *entry,
 			break;
 		if (last == 0 && i > 0)
 			break;
-		if (leaf)
-			mt_dump_entry(mt_slot(mt, node->slot, i),
-					first, last, depth + 1, format);
-		else if (node->slot[i])
+		if (node->slot[i])
 			mt_dump_node(mt, mt_slot(mt, node->slot, i),
 					first, last, depth + 1, format);
 
-- 
2.34.1