From nobody Mon Oct 6 21:02:42 2025 Received: from esa10.hc1455-7.c3s2.iphmx.com (esa10.hc1455-7.c3s2.iphmx.com [139.138.36.225]) (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 D533E1EA7C4; Thu, 17 Jul 2025 03:14:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=139.138.36.225 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752722059; cv=none; b=Xue3gT9HHt9+cqKOvxw6vbwVrRYtIK5nO5sSpe1l8tBGGAZOOiGnFIhAhsUs8gRgrCmPQg5PMYbRB1QOtVpMI73tDgHQJrA8R7kHeUdpAhcyNqDUXp9bAZ233gBZ819Y23YGWOuuQOmHQrQ/BayPnJfgbwsRhZr2dgUhJJokTrA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752722059; c=relaxed/simple; bh=HrO9HbcZaw+Yizcckt6SicAxm2AMunUDyxumEYtZkVM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=a7kdWNgF2UGgLstxWns3VKW9SMQU2rrISmwR1iWWdLjL0kWXjCIILtXww6U+rd9mHgEdAikdmFV/4vV2Zk/u9ipqalqqXpFcfowNqCe046bnSsUmZySS7rMTMx34e3S2emVJeGuDMiMKL3/D1w7AOvj8rtqT/M9HOiPOu4Xa11Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com; spf=pass smtp.mailfrom=fujitsu.com; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b=B4YJXtHv; arc=none smtp.client-ip=139.138.36.225 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b="B4YJXtHv" DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj2; t=1752722058; x=1784258058; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=HrO9HbcZaw+Yizcckt6SicAxm2AMunUDyxumEYtZkVM=; b=B4YJXtHvj0rR7ifThL+k4hzQ/eWjQc41zu+CmBWdW5CQ/sMyy+tbf+C0 /LMssEVPUel/6bI2EY7pmzM8cl11e8njeIe2BrEqmG4zRE2/2yGhl8WVb FouaImDVLsdp3elR/8kqdj4GkBRng+EI0tHKh9Wy/p3lS85+jfg878azF vWvFUOXmy42NKH04ABWls9PzQ5V29dHsk0ZqDqEEJHTKoVbws0nrd7gBf eeJqouDXfXzQ257YCWP+AsrLAxf/J/bkVBQIds5wQcFn128Hgc6dN0FWR G52Z4b/bFEek0f/TCjf4UZtTOLpJI4TZcWoh/u8yZ5BkV19/JXMjBWIbM Q==; X-CSE-ConnectionGUID: D4Vd6AjFRSuHfsDzz4A2Jw== X-CSE-MsgGUID: 93FTKPqeRe68f4ZDHP3xsg== X-IronPort-AV: E=McAfee;i="6800,10657,11493"; a="193997250" X-IronPort-AV: E=Sophos;i="6.16,317,1744038000"; d="scan'208";a="193997250" Received: from unknown (HELO az2nlsmgr3.o.css.fujitsu.com) ([20.61.8.234]) by esa10.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2025 12:13:07 +0900 Received: from az2nlsmgm2.o.css.fujitsu.com (unknown [10.150.26.202]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by az2nlsmgr3.o.css.fujitsu.com (Postfix) with ESMTPS id 66FCE1000372; Thu, 17 Jul 2025 03:13:07 +0000 (UTC) Received: from edo.cn.fujitsu.com (edo.cn.fujitsu.com [10.167.33.5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by az2nlsmgm2.o.css.fujitsu.com (Postfix) with ESMTPS id C01E51C0015D; Thu, 17 Jul 2025 03:13:06 +0000 (UTC) Received: from FNSTPC.g08.fujitsu.local (unknown [10.167.135.44]) by edo.cn.fujitsu.com (Postfix) with ESMTP id 81B621A0071; Thu, 17 Jul 2025 11:13:02 +0800 (CST) From: Li Zhijian To: linux-cxl@vger.kernel.org Cc: dave@stgolabs.net, jonathan.cameron@huawei.com, dave.jiang@intel.com, alison.schofield@intel.com, vishal.l.verma@intel.com, ira.weiny@intel.com, dan.j.williams@intel.com, linux-kernel@vger.kernel.org, Li Zhijian Subject: [PATCH for-next] cxl: Fix -Werror=return-type in cxl_decoder_detach() Date: Thu, 17 Jul 2025 11:12:51 +0800 Message-ID: <20250717031251.1043825-1-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.41.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Fix following compiling errors: In file included from ../drivers/cxl/core/pmu.c:10: ../drivers/cxl/core/core.h: In function =E2=80=98cxl_decoder_detach=E2=80= =99: ../drivers/cxl/core/core.h:65:1: error: no return statement in function ret= urning non-void [-Werror=3Dreturn-type] } ^ cc1: some warnings being treated as errors CC [M] drivers/nvdimm/claim.o make[6]: *** [../scripts/Makefile.build:287: drivers/cxl/core/pmu.o] Error 1 make[6]: *** Waiting for unfinished jobs.... CC [M] drivers/infiniband/core/verbs.o Fixes: b3a88225519c ("cxl/region: Consolidate cxl_decoder_kill_region() and= cxl_region_detach()") Signed-off-by: Li Zhijian --- I'm curious why the LKP robot didn't report this. --- drivers/cxl/core/core.h | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h index 705a5f09aa78..2669f251d677 100644 --- a/drivers/cxl/core/core.h +++ b/drivers/cxl/core/core.h @@ -62,6 +62,7 @@ static inline int cxl_decoder_detach(struct cxl_region *c= xlr, struct cxl_endpoint_decoder *cxled, int pos, enum cxl_detach_mode mode) { + return 0; } static inline int cxl_region_init(void) { --=20 2.41.0