From nobody Mon Sep 28 10:01:08 2026 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AF13D35836B for ; Mon, 24 Aug 2026 02:43:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787539406; cv=none; b=Ah+a7pGWyN5p/ftle/ZscK1Xgl1ss3kD4PKJt+CrX0UlZXjqvtLaY+gt+jPYjDIC5YjS5oXiqMyq5G+4DEvlqIeKjDVZn5BJOOUAmHSyjOz0RN1dM9UDZfcTZrkLn9iPrDt+j57YpnV07CcQShGG8xFgJvA/orf8sfJvdDLzOUE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787539406; c=relaxed/simple; bh=MsozhTP8Fjoo583NmPTVFKOrNYXbnOYYrrQJgaeyRq4=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=oG2nPQsgWlRnZPVltf1OOWWjpOA+cw9NvXcOH38E8W7s9VIh/nqa04ue/1EsyNnRxuyUvwUQoiaeiQ8N9OvZ4aGqjt0PZS2m9yLhJ+OXl9I+6yWgwpnDixfg8AeuZtdJEqOfogOzAv8ZKD3B7gy8DMpB/LBO/l+a3R+CkFBEAfA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=e864BGew; arc=none smtp.client-ip=220.197.31.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="e864BGew" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=H1 Nxd/fj40/QWwzxhl6iTchMkD6SNBJRf0O7gR5Hc2o=; b=e864BGewpVjt+AspXx mrKD9NPZNaXw9bnxY6gBvKcZuZSg3dqJcjIFdnqZ199ZJrisQmohZip3kRH3MJ+e FYWdLgvA3RdXlSOIv2KgMtnGdu42XA4TljtOvCmVuv3ILppMX2FhZhBaAVyLL7sG Hy4Wgq8TLrxRp1rVzMEecBn9w= Received: from localhost.localdomain (unknown []) by gzga-smtp-mtada-g0-0 (Coremail) with SMTP id _____wDnL1_Br4tqTqwLPw--.40803S2; Mon, 24 Aug 2026 10:43:13 +0800 (CST) From: yang_yongxin123@163.com To: Cc: linux-kernel@vger.kernel.org, Yongxin Yang Subject: [PATCH] perf/profile: Remove unused local variable err Date: Mon, 24 Aug 2026 10:42:51 +0800 Message-Id: <20260824024251.279751-1-yang_yongxin123@163.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: _____wDnL1_Br4tqTqwLPw--.40803S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7XFyxXF15Xw1ruF1UGw4Uurg_yoWfAwb_Cr 97Zr48Ww18Jwn29ry7Gw4xXr9Ygw45Ka4kZa4FgF15XryDtws8A3yDurZa9r98u34Iqrs0 vwnxWwsrXr13CjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU1asj7UUUUU== X-CM-SenderInfo: 51dqwsp1rqw5tlqrjji6rwjhhfrp/xtbC4wGZN2qLr8ETgQAA3R Content-Type: text/plain; charset="utf-8" From: Yongxin Yang Variable err is declared but never used in this function. Remove it to avoid compiler warning. No functional change. Signed-off-by: Yongxin Yang Reviewed-by: Bradley Morgan --- kernel/profile.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/kernel/profile.c b/kernel/profile.c index 1fcf1adcf4eb..6f63e3a8d3fb 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -216,7 +216,6 @@ static const struct proc_ops profile_proc_ops =3D { int __ref create_proc_profile(void) { struct proc_dir_entry *entry; - int err =3D 0; =20 if (!prof_on) return 0; @@ -224,7 +223,7 @@ int __ref create_proc_profile(void) NULL, &profile_proc_ops); if (entry) proc_set_size(entry, (1 + prof_len) * sizeof(atomic_t)); - return err; + return 0; } subsys_initcall(create_proc_profile); #endif /* CONFIG_PROC_FS */ --=20 2.25.1