From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751538AbbIMHaw (ORCPT ); Sun, 13 Sep 2015 03:30:52 -0400 Received: from mga02.intel.com ([134.134.136.20]:44839 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751133AbbIMHav (ORCPT ); Sun, 13 Sep 2015 03:30:51 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,521,1437462000"; d="scan'208";a="804125409" From: Tomas Winkler To: Greg Kroah-Hartman Cc: Alexander Usyskin , linux-kernel@vger.kernel.org, Tomas Winkler Subject: [char-misc 4.3] mei: hbm: fix error in state check logic Date: Sun, 13 Sep 2015 10:29:26 +0300 Message-Id: <1442129366-13061-1-git-send-email-tomas.winkler@intel.com> X-Mailer: git-send-email 2.4.3 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Usyskin Use || instead && in state check. Latter is bogus and leads to following warning: drivers/misc/mei/hbm.c:1212:46: warning: logical ‘and’ of mutually exclusive tests is always false [-Wlogical-op] Fixes: 073e6274 ("mei: support for dynamic clients") Reported-by: David Binderman Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler --- drivers/misc/mei/hbm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c index 8eec887c8f70..6d7c188fb65c 100644 --- a/drivers/misc/mei/hbm.c +++ b/drivers/misc/mei/hbm.c @@ -1209,7 +1209,7 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr) * after the host receives the enum_resp * message clients may be added or removed */ - if (dev->hbm_state <= MEI_HBM_ENUM_CLIENTS && + if (dev->hbm_state <= MEI_HBM_ENUM_CLIENTS || dev->hbm_state >= MEI_HBM_STOPPED) { dev_err(dev->dev, "hbm: add client: state mismatch, [%d, %d]\n", dev->dev_state, dev->hbm_state); -- 2.4.3