From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Subject: re: [SCSI] esas2r: ATTO Technology ExpressSAS 6G SAS/SATA RAID Adapter Driver Date: Thu, 29 Aug 2013 11:45:33 +0300 Message-ID: <20130829084533.GC14334@elgon.mountain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]:29575 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755803Ab3H2Ipm (ORCPT ); Thu, 29 Aug 2013 04:45:42 -0400 Content-Disposition: inline Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: bgrove@attotech.com Cc: linux-scsi@vger.kernel.org Hello Bradley Grove, This is a semi-automatic email about new static checker warnings. The patch 17adeb6dabbe: "[SCSI] esas2r: ATTO Technology ExpressSAS 6G SAS/SATA RAID Adapter Driver" from Aug 23, 2013, leads to the following Smatch complaint: drivers/scsi/esas2r/esas2r_init.c:671 esas2r_cleanup() warn: variable dereferenced before check 'host' (see line 668) drivers/scsi/esas2r/esas2r_init.c 667 { 668 struct esas2r_adapter *a = (struct esas2r_adapter *)host->hostdata; ^^^^^^^^^^^^^^ Patch adds dereference. 669 int index; 670 671 if (host == NULL) { ^^^^^^^^^^^^ Patch adds check. 672 int i; 673 regards, dan carpenter