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X-CSE-ConnectionGUID: h4Y+aMegRDqZFcUPy8e3DA== X-CSE-MsgGUID: OPucOMxcSZqD49wwUwKXyQ== X-IronPort-AV: E=McAfee;i="6800,10657,11817"; a="82197779" X-IronPort-AV: E=Sophos;i="6.24,205,1774335600"; d="scan'208";a="82197779" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jun 2026 12:49:46 -0700 X-CSE-ConnectionGUID: OpR8HO8fRG6votwlWJqwyg== X-CSE-MsgGUID: j3jkmehfTtSW3rE9GrA+HQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,205,1774335600"; d="scan'208";a="251218073" Received: from lkp-server01.sh.intel.com (HELO f0d55cb201f0) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 14 Jun 2026 12:49:44 -0700 Received: from kbuild by f0d55cb201f0 with local (Exim 4.98.2) (envelope-from ) id 1wYqpw-00000000RAU-2cg6; Sun, 14 Jun 2026 19:49:40 +0000 Date: Mon, 15 Jun 2026 03:49:16 +0800 From: kernel test robot To: Kuninori Morimoto Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Mark Brown , "Masami Hiramatsu (Google)" Subject: sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 Message-ID: <202606150348.YJMTCNFG-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 8cd9520d35a6c38db6567e97dd93b1f11f185dc6 commit: ac131c4148bcfa682104628d2174e8e38e03fd25 ASoC: uniphier: Standardize ASoC menu date: 12 months ago config: s390-randconfig-r113-20260614 (https://download.01.org/0day-ci/archive/20260615/202606150348.YJMTCNFG-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 15.2.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260615/202606150348.YJMTCNFG-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 | Fixes: ac131c4148bc ("ASoC: uniphier: Standardize ASoC menu") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202606150348.YJMTCNFG-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 vim +304 sound/soc/uniphier/aio-compress.c e98131222ff931a Katsuhiro Suzuki 2018-01-19 280 e98131222ff931a Katsuhiro Suzuki 2018-01-19 281 static int aio_compr_send_to_hw(struct uniphier_aio_sub *sub, e98131222ff931a Katsuhiro Suzuki 2018-01-19 282 char __user *buf, size_t dstsize) e98131222ff931a Katsuhiro Suzuki 2018-01-19 283 { e98131222ff931a Katsuhiro Suzuki 2018-01-19 284 u32 __user *srcbuf = (u32 __user *)buf; e98131222ff931a Katsuhiro Suzuki 2018-01-19 285 u32 *dstbuf = (u32 *)(sub->compr_area + sub->wr_offs); e98131222ff931a Katsuhiro Suzuki 2018-01-19 286 int src = 0, dst = 0, ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 287 u32 frm, frm_a, frm_b; e98131222ff931a Katsuhiro Suzuki 2018-01-19 288 e98131222ff931a Katsuhiro Suzuki 2018-01-19 289 while (dstsize > 0) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 290 ret = get_user(frm, srcbuf + src); e98131222ff931a Katsuhiro Suzuki 2018-01-19 291 if (ret) e98131222ff931a Katsuhiro Suzuki 2018-01-19 292 return ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 293 src++; e98131222ff931a Katsuhiro Suzuki 2018-01-19 294 e98131222ff931a Katsuhiro Suzuki 2018-01-19 295 frm_a = frm & 0xffff; e98131222ff931a Katsuhiro Suzuki 2018-01-19 296 frm_b = (frm >> 16) & 0xffff; e98131222ff931a Katsuhiro Suzuki 2018-01-19 297 e98131222ff931a Katsuhiro Suzuki 2018-01-19 298 if (frm == IEC61937_HEADER_SIGN) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 299 frm_a |= 0x01000000; e98131222ff931a Katsuhiro Suzuki 2018-01-19 300 e98131222ff931a Katsuhiro Suzuki 2018-01-19 301 /* Next data is Pc and Pd */ e98131222ff931a Katsuhiro Suzuki 2018-01-19 302 sub->iec_header = true; e98131222ff931a Katsuhiro Suzuki 2018-01-19 303 } else { e98131222ff931a Katsuhiro Suzuki 2018-01-19 @304 u16 pc = be16_to_cpu((__be16)frm_a); e98131222ff931a Katsuhiro Suzuki 2018-01-19 305 e98131222ff931a Katsuhiro Suzuki 2018-01-19 306 if (sub->iec_header && sub->iec_pc != pc) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 307 /* Force overwrite IEC frame type */ e98131222ff931a Katsuhiro Suzuki 2018-01-19 308 sub->iec_pc = pc; e98131222ff931a Katsuhiro Suzuki 2018-01-19 309 ret = aio_oport_set_stream_type(sub, pc); e98131222ff931a Katsuhiro Suzuki 2018-01-19 310 if (ret) e98131222ff931a Katsuhiro Suzuki 2018-01-19 311 return ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 312 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 313 sub->iec_header = false; e98131222ff931a Katsuhiro Suzuki 2018-01-19 314 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 315 dstbuf[dst++] = frm_a; e98131222ff931a Katsuhiro Suzuki 2018-01-19 316 dstbuf[dst++] = frm_b; e98131222ff931a Katsuhiro Suzuki 2018-01-19 317 e98131222ff931a Katsuhiro Suzuki 2018-01-19 318 dstsize -= sizeof(u32) * 2; e98131222ff931a Katsuhiro Suzuki 2018-01-19 319 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 320 e98131222ff931a Katsuhiro Suzuki 2018-01-19 321 return 0; e98131222ff931a Katsuhiro Suzuki 2018-01-19 322 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 323 :::::: The code at line 304 was first introduced by commit :::::: e98131222ff931a670739cede00d1fb9d6f83763 ASoC: uniphier: add support for UniPhier AIO compress audio :::::: TO: Katsuhiro Suzuki :::::: CC: Mark Brown -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki