linux-kernel - [PATCH] kexec_core: Remove redundant 0 value initialization

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Message-Id: <20250825123307.306634-1-liaoyuanhong@vivo.com>
Date: Mon, 25 Aug 2025 20:33:05 +0800
From: Liao Yuanhong <liaoyuanhong@...o.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
	Baoquan He <bhe@...hat.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Petr Mladek <pmladek@...e.com>,
	Mario Limonciello <mario.limonciello@....com>,
	Marcos Paulo de Souza <mpdesouza@...e.com>,
	Joel Granados <joel.granados@...nel.org>,
	Steven Chen <chenste@...ux.microsoft.com>,
	Alexander Graf <graf@...zon.com>,
	Yan Zhao <yan.y.zhao@...el.com>,
	kexec@...ts.infradead.org (open list:KEXEC),
	linux-kernel@...r.kernel.org (open list)
Cc: Liao Yuanhong <liaoyuanhong@...o.com>
Subject: [PATCH] kexec_core: Remove redundant 0 value initialization

The kimage struct is already zeroed by kzalloc(). It's redundant to
initialize image->head to 0.

Signed-off-by: Liao Yuanhong <liaoyuanhong@...o.com>
---
 kernel/kexec_core.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index 31203f0bacaf..fa00b239c5d9 100644
--- a/kernel/kexec_core.c
+++ b/kernel/kexec_core.c
@@ -233,7 +233,6 @@ struct kimage *do_kimage_alloc_init(void)
 	if (!image)
 		return NULL;
 
-	image->head = 0;
 	image->entry = &image->head;
 	image->last_entry = &image->head;
 	image->control_page = ~0; /* By default this does not apply */
-- 
2.34.1