From patchwork Wed Aug 7 00:57:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chaotian Jing X-Patchwork-Id: 13755580 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (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 2C9E9BA33; Wed, 7 Aug 2024 00:59:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722992358; cv=none; b=K1WQCGi/qHu120a2a3gIcyIfLW/4qzSdeZOIbc3FMTSApKE3ShZ6QlS0dvdFdbyb3cUQTP+O766eeW4nmFDr09CeN7i3kQecIuhlW1ltceBYhleju1f+dKAqqnsjcVNA4DOV+zlO0aH4Fn3QjHbZqHfIJQcAGcct8TEUvDZThh4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722992358; c=relaxed/simple; bh=yBHEj7vHz6leVh1KJIZdxTMqYZMh5PHqcWKJ3wFMn4o=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=qIPXSv0TnhPM01XC3Z2LgaEUYINCfEgLenA9HiXMdlkh0xebkdiPVUtIrkydlcggW+KvH97ibbsdnQXCFS3YWtKXWpR/PYE4fLkupYBI6I33Br9nfOVJQh1t4pizs2VBK2A/8HcGZuLJc10oKfIpGtkDnO8m5XMh6hDUrb/lWPM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=TLXvPhoK; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="TLXvPhoK" X-UUID: 41d497b4545811ef87684b57767b52b1-20240807 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=tqvFLsU38AQ4ZsYa+GqPZqwxYkXOtirMZ+Qc0V7lbbI=; b=TLXvPhoKbi6Iusbo3Urm069p1bmhTk210O663SwdHjbZVRuBjn8xMHg4vpb+m2xU0LSBJrbhX02TEfMwuiW6A+TPyjSJhVw3U5FGuKK7+msugFwmsFY+uFKaUzqq6Xk+c5/4UImrff/cYz0ShVZ6+id11tKj5aVLZM50K4yXhNE=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.41,REQID:13db8756-d176-41fd-b485-8c4566e8d10c,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:6dc6a47,CLOUDID:838146c1-acff-4a0f-9582-14bcdf4ed7e0,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1, SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 41d497b4545811ef87684b57767b52b1-20240807 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1543075415; Wed, 07 Aug 2024 08:59:11 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Wed, 7 Aug 2024 08:59:10 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Wed, 7 Aug 2024 08:59:09 +0800 From: Chaotian Jing To: , CC: Matthias Brugger , AngeloGioacchino Del Regno , , , , , , Chaotian Jing , , Bart Van Assche Subject: [PATCH] scsi: fix the return value of scsi_logical_block_count Date: Wed, 7 Aug 2024 08:57:59 +0800 Message-ID: <20240807005907.12380-1-chaotian.jing@mediatek.com> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N scsi_logical_block_count() should return the block count of scsi device, but the original code has a wrong implement. Cc: stable@vger.kernel.org Fixes: 6a20e21ae1e2 ("scsi: core: Add helper to return number of logical blocks in a request") Signed-off-by: Chaotian Jing Reviewed-by: Bart Van Assche --- include/scsi/scsi_cmnd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index 45c40d200154..f0be0caa295a 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -236,7 +236,7 @@ static inline unsigned int scsi_logical_block_count(struct scsi_cmnd *scmd) { unsigned int shift = ilog2(scmd->device->sector_size) - SECTOR_SHIFT; - return blk_rq_bytes(scsi_cmd_to_rq(scmd)) >> shift; + return blk_rq_sectors(scsi_cmd_to_rq(scmd)) >> shift; } /*