From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) (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 9F4E713A863; Tue, 22 Oct 2024 03:12:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729566736; cv=none; b=uUzIzjfjuOi1RQnN3kvPd7iTAFhPivtmzyaI5iO5IpnvBSpbUC9M//vvVmRb/F/U4TmaVRvIwZTdcwUAPxm48PTiO5EjdkYCHP5eVeYlsUjOkhu34wY+sVvgOcP8CPPzCL2NxBoR8xw0WDqtjjTpj8f2K4CAd+izOeNASzjedZM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729566736; c=relaxed/simple; bh=fP+1+JuHEGhY4qB7oegLo0qvYsovRFMW4i47QEYmDvc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qky3A5/ocKIytWjtPcqOZAMd5kIiiyVX0i6NLF4pD0c6EnDSCAt3cf66bcY0E9VbX2Yk29lNU8BQXD93GtSCYonrGmxsgrOG4ThV2G4lgdRPmly6AexE8HcKPuALJxcAKE+3ph0eYUEGUPjRgnF6WyV+7rr6IS67mWNRC7g2y9s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=mtgTCJAG; arc=none smtp.client-ip=198.175.65.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="mtgTCJAG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729566735; x=1761102735; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=fP+1+JuHEGhY4qB7oegLo0qvYsovRFMW4i47QEYmDvc=; b=mtgTCJAG6nRt0ETRky2PYuc5LmBoLRd8qMz3uV0fT2yhjVouleh6Su9B 5WTKjA6ipTYyEGY54WOVVSXVI9nlQNGsqgPkklqs1AjeBzLL0w3fMwDah DYdfk+gCnY/jIsL6DKGtTRo7afkNguTIiwgxKA1lBXcqp4xHokguSj71W 3x9Uj+TkThsNpFjzc9m9phDd7TJlHkhYoDxeJBJr5hOwkT5VEN1oYkulj KUCV8QBWWIZ+3p8vN2VVfwi1rmBTcCbgblOQd94ybRLemPiTTUTsiyQDN QYEFmugGj4fEOSLqXPGNACVKo3R1lp1IGp0Y97/Zm+hKJkLtA7lScB7lK g==; X-CSE-ConnectionGUID: G+PCILBoTuy47/rX2K9y1Q== X-CSE-MsgGUID: 6qZcbzXoST+swdTSu/JUYw== X-IronPort-AV: E=McAfee;i="6700,10204,11232"; a="40466017" X-IronPort-AV: E=Sophos;i="6.11,222,1725346800"; d="scan'208";a="40466017" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2024 20:12:12 -0700 X-CSE-ConnectionGUID: KFwW+s6jQH2W8/yRcCIrgw== X-CSE-MsgGUID: KzMNp8EORISIZhPPxB3MLQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,222,1725346800"; d="scan'208";a="80082481" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by fmviesa010.fm.intel.com with ESMTP; 21 Oct 2024 20:12:08 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1t35JW-000Syy-2l; Tue, 22 Oct 2024 03:12:06 +0000 Date: Tue, 22 Oct 2024 11:11:31 +0800 From: kernel test robot To: Matt Johnston , Jeremy Kerr , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , Wolfram Sang Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Dung Cao Subject: Re: [PATCH net v2] mctp i2c: handle NULL header address Message-ID: <202410221036.hs5xBVOp-lkp@intel.com> References: <20241021-mctp-i2c-null-dest-v2-1-4503e478517c@codeconstruct.com.au> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241021-mctp-i2c-null-dest-v2-1-4503e478517c@codeconstruct.com.au> Hi Matt, kernel test robot noticed the following build errors: [auto build test ERROR on cb560795c8c2ceca1d36a95f0d1b2eafc4074e37] url: https://github.com/intel-lab-lkp/linux/commits/Matt-Johnston/mctp-i2c-handle-NULL-header-address/20241021-123741 base: cb560795c8c2ceca1d36a95f0d1b2eafc4074e37 patch link: https://lore.kernel.org/r/20241021-mctp-i2c-null-dest-v2-1-4503e478517c%40codeconstruct.com.au patch subject: [PATCH net v2] mctp i2c: handle NULL header address config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241022/202410221036.hs5xBVOp-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241022/202410221036.hs5xBVOp-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202410221036.hs5xBVOp-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/net/mctp/mctp-i2c.c:599:9: error: incompatible pointer to integer conversion assigning to 'u8' (aka 'unsigned char') from 'const unsigned char *' [-Wint-conversion] 599 | llsrc = dev->dev_addr; | ^ ~~~~~~~~~~~~~ 1 error generated. vim +599 drivers/net/mctp/mctp-i2c.c 579 580 static int mctp_i2c_header_create(struct sk_buff *skb, struct net_device *dev, 581 unsigned short type, const void *daddr, 582 const void *saddr, unsigned int len) 583 { 584 struct mctp_i2c_hdr *hdr; 585 struct mctp_hdr *mhdr; 586 u8 lldst, llsrc; 587 588 if (len > MCTP_I2C_MAXMTU) 589 return -EMSGSIZE; 590 591 if (daddr) 592 lldst = *((u8 *)daddr); 593 else 594 return -EINVAL; 595 596 if (saddr) 597 llsrc = *((u8 *)saddr); 598 else > 599 llsrc = dev->dev_addr; 600 601 skb_push(skb, sizeof(struct mctp_i2c_hdr)); 602 skb_reset_mac_header(skb); 603 hdr = (void *)skb_mac_header(skb); 604 mhdr = mctp_hdr(skb); 605 hdr->dest_slave = (lldst << 1) & 0xff; 606 hdr->command = MCTP_I2C_COMMANDCODE; 607 hdr->byte_count = len + 1; 608 hdr->source_slave = ((llsrc << 1) & 0xff) | 0x01; 609 mhdr->ver = 0x01; 610 611 return sizeof(struct mctp_i2c_hdr); 612 } 613 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki