linux-kernel - [PATCH] maple tree: Use goto label to simplify code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250624080748.4855-1-dev.jain@arm.com>
Date: Tue, 24 Jun 2025 13:37:48 +0530
From: Dev Jain <dev.jain@....com>
To: akpm@...ux-foundation.org,
	Liam.Howlett@...cle.com
Cc: richard.weiyang@...il.com,
	maple-tree@...ts.infradead.org,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	Dev Jain <dev.jain@....com>
Subject: [PATCH] maple tree: Use goto label to simplify code

Use the underflow goto label to set the status to ma_underflow and return
NULL, as is being done elsewhere.

Signed-off-by: Dev Jain <dev.jain@....com>
---
 lib/maple_tree.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 00524e55a21e..25cf2bc607ca 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -4565,11 +4565,8 @@ static void *mas_prev_slot(struct ma_state *mas, unsigned long min, bool empty)
 		return entry;
 
 	if (!empty) {
-		if (mas->index <= min) {
-			mas->status = ma_underflow;
-			return NULL;
-		}
-
+		if (mas->index <= min)
+			goto underflow;
 		goto again;
 	}
 
-- 
2.30.2