From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 2E51E2E413; Sun, 24 May 2026 01:04:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779584650; cv=none; b=DZof/Fh3QIGqNkIloOWJ5/mTfXB3deddqjG4rcI43gbq0TgTuw1XyOFIPhYhROQRyESdV0AGDgnSq2vR+d0z6KXLj2JboViSPZWE3fAR0T/pLpRv1MJFiteMHZvf+PrzrR6t/MB4yXvHx+cH4W539U8l/1tuAmYK6nUIXwpttWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779584650; c=relaxed/simple; bh=0jxUiWpuObnUElHoR2o5w399YDk8x9hyniPquFTHWDU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Wqq05+0nV+liYEpLLt05ebYbtvnLDfmARjnLk4uK5RzwFuO++1AjXDbK/oBeBJDDoT854zinBP7e4dbegoD2zJUD5B2xOq7Eu6YJATYJ/9iDf1HnoRE2Opq96/0+rOy00OxetBvzXBZz1pTJzt6ZVvlvlAt5GFt2EaOPzDsgZKI= 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=StNpVdQC; arc=none smtp.client-ip=198.175.65.21 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="StNpVdQC" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1779584648; x=1811120648; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=0jxUiWpuObnUElHoR2o5w399YDk8x9hyniPquFTHWDU=; b=StNpVdQC/+GGa/rhIr8l8XY3+RbPsv6UeuXmxmE7QnEpoB7NN80w59Sn POXG6+XKeCqXYPw1TRxTGhk2WopSYag1ht3UYTycwfO//G5LrTIO3ji3J tQxE0SkE98K0mhxrRv+5qUhUhDLNB3KZpE20ncHt51oyj8lMadfG5ZRq7 Ds/MOji4n1Fm+GYTrcu9IoKIiyIZU/2I3mPopmc4dq5kCgAR8yjL+Osw7 jWlrC/Ut0jv7S8tYd+78e61Kg2ALn5iiJZethxksiSbpNREIgHiwhO/e0 9f0NJBm0wH32jx2NCr95NHrrWywcsiDc/bNwo6KvloamzC4efmR5tTjwd Q==; X-CSE-ConnectionGUID: X9nbrfklS9O8gKSnM5GXBQ== X-CSE-MsgGUID: lwoSrLCYRuSJ9bLCs/4tOw== X-IronPort-AV: E=McAfee;i="6800,10657,11795"; a="80367428" X-IronPort-AV: E=Sophos;i="6.24,165,1774335600"; d="scan'208";a="80367428" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 May 2026 18:04:07 -0700 X-CSE-ConnectionGUID: bvlitePeTACjAGGMx8n27w== X-CSE-MsgGUID: m09Bao3FR8KFcbqda/29Fg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,165,1774335600"; d="scan'208";a="237041489" Received: from lkp-server01.sh.intel.com (HELO 6ba8523b1a8f) ([10.239.97.150]) by fmviesa010.fm.intel.com with ESMTP; 23 May 2026 18:04:04 -0700 Received: from kbuild by 6ba8523b1a8f with local (Exim 4.98.2) (envelope-from ) id 1wQxG6-000000000WL-1TEY; Sun, 24 May 2026 01:04:02 +0000 Date: Sun, 24 May 2026 09:03:44 +0800 From: kernel test robot To: yaolu@kylinos.cn, jikos@kernel.org, bentiss@kernel.org Cc: oe-kbuild-all@lists.linux.dev, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Lu Yao , k2ci Subject: Re: [PATCH] HID: core: Fix bsize printk specifier in hid_report_raw_event() Message-ID: <202605240823.YKX23Xjr-lkp@intel.com> References: <20260522072718.186707-1-yaolu@kylinos.cn> Precedence: bulk X-Mailing-List: linux-input@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: <20260522072718.186707-1-yaolu@kylinos.cn> Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on hid/for-next] [also build test WARNING on v7.1-rc4] [cannot apply to linus/master next-20260522] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/yaolu-kylinos-cn/HID-core-Fix-bsize-printk-specifier-in-hid_report_raw_event/20260522-152828 base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next patch link: https://lore.kernel.org/r/20260522072718.186707-1-yaolu%40kylinos.cn patch subject: [PATCH] HID: core: Fix bsize printk specifier in hid_report_raw_event() config: alpha-defconfig (https://download.01.org/0day-ci/archive/20260524/202605240823.YKX23Xjr-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260524/202605240823.YKX23Xjr-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/202605240823.YKX23Xjr-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from include/linux/input.h:19, from drivers/hid/hid-core.c:25: drivers/hid/hid-core.c: In function 'hid_report_raw_event': >> drivers/hid/hid-core.c:2053:43: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'size_t' {aka 'long unsigned int'} [-Wformat=] 2053 | hid_warn_ratelimited(hid, "Event data for report %d is incorrect (%d vs %u)\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:156:61: note: in expansion of macro 'dev_fmt' 156 | dev_printk_index_wrap(_dev_warn, KERN_WARNING, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ include/linux/dev_printk.h:215:17: note: in expansion of macro 'dev_warn' 215 | dev_level(dev, fmt, ##__VA_ARGS__); \ | ^~~~~~~~~ include/linux/dev_printk.h:227:9: note: in expansion of macro 'dev_level_ratelimited' 227 | dev_level_ratelimited(dev_warn, dev, fmt, ##__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~~ include/linux/hid.h:1340:9: note: in expansion of macro 'dev_warn_ratelimited' 1340 | dev_warn_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~ drivers/hid/hid-core.c:2053:17: note: in expansion of macro 'hid_warn_ratelimited' 2053 | hid_warn_ratelimited(hid, "Event data for report %d is incorrect (%d vs %u)\n", | ^~~~~~~~~~~~~~~~~~~~ drivers/hid/hid-core.c:2053:90: note: format string is defined here 2053 | hid_warn_ratelimited(hid, "Event data for report %d is incorrect (%d vs %u)\n", | ~^ | | | unsigned int | %lu drivers/hid/hid-core.c:2075:43: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'size_t' {aka 'long unsigned int'} [-Wformat=] 2075 | hid_warn_ratelimited(hid, "Event data for report %d was too short (%d vs %u)\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:156:61: note: in expansion of macro 'dev_fmt' 156 | dev_printk_index_wrap(_dev_warn, KERN_WARNING, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ include/linux/dev_printk.h:215:17: note: in expansion of macro 'dev_warn' 215 | dev_level(dev, fmt, ##__VA_ARGS__); \ | ^~~~~~~~~ include/linux/dev_printk.h:227:9: note: in expansion of macro 'dev_level_ratelimited' 227 | dev_level_ratelimited(dev_warn, dev, fmt, ##__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~~ include/linux/hid.h:1340:9: note: in expansion of macro 'dev_warn_ratelimited' 1340 | dev_warn_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~ drivers/hid/hid-core.c:2075:17: note: in expansion of macro 'hid_warn_ratelimited' 2075 | hid_warn_ratelimited(hid, "Event data for report %d was too short (%d vs %u)\n", | ^~~~~~~~~~~~~~~~~~~~ drivers/hid/hid-core.c:2075:91: note: format string is defined here 2075 | hid_warn_ratelimited(hid, "Event data for report %d was too short (%d vs %u)\n", | ~^ | | | unsigned int | %lu vim +2053 drivers/hid/hid-core.c 2035 2036 int hid_report_raw_event(struct hid_device *hid, enum hid_report_type type, u8 *data, 2037 size_t bufsize, u32 size, int interrupt) 2038 { 2039 struct hid_report_enum *report_enum = hid->report_enum + type; 2040 struct hid_report *report; 2041 struct hid_driver *hdrv; 2042 int max_buffer_size = HID_MAX_BUFFER_SIZE; 2043 u32 rsize, csize = size; 2044 size_t bsize = bufsize; 2045 u8 *cdata = data; 2046 int ret = 0; 2047 2048 report = hid_get_report(report_enum, data); 2049 if (!report) 2050 return 0; 2051 2052 if (unlikely(bsize < csize)) { > 2053 hid_warn_ratelimited(hid, "Event data for report %d is incorrect (%d vs %u)\n", 2054 report->id, csize, bsize); 2055 return -EINVAL; 2056 } 2057 2058 if (report_enum->numbered) { 2059 cdata++; 2060 csize--; 2061 bsize--; 2062 } 2063 2064 rsize = hid_compute_report_size(report); 2065 2066 if (hid->ll_driver->max_buffer_size) 2067 max_buffer_size = hid->ll_driver->max_buffer_size; 2068 2069 if (report_enum->numbered && rsize >= max_buffer_size) 2070 rsize = max_buffer_size - 1; 2071 else if (rsize > max_buffer_size) 2072 rsize = max_buffer_size; 2073 2074 if (bsize < rsize) { 2075 hid_warn_ratelimited(hid, "Event data for report %d was too short (%d vs %u)\n", 2076 report->id, rsize, bsize); 2077 return -EINVAL; 2078 } 2079 2080 if (csize < rsize) { 2081 dbg_hid("report %d is too short, (%d < %d)\n", report->id, 2082 csize, rsize); 2083 memset(cdata + csize, 0, rsize - csize); 2084 } 2085 2086 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event) 2087 hid->hiddev_report_event(hid, report); 2088 if (hid->claimed & HID_CLAIMED_HIDRAW) { 2089 ret = hidraw_report_event(hid, data, size); 2090 if (ret) 2091 return ret; 2092 } 2093 2094 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { 2095 hid_process_report(hid, report, cdata, interrupt); 2096 hdrv = hid->driver; 2097 if (hdrv && hdrv->report) 2098 hdrv->report(hid, report); 2099 } 2100 2101 if (hid->claimed & HID_CLAIMED_INPUT) 2102 hidinput_report_event(hid, report); 2103 2104 return ret; 2105 } 2106 EXPORT_SYMBOL_GPL(hid_report_raw_event); 2107 2108 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki