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X-CSE-ConnectionGUID: QiwifFAeQXKK7ttc+dY3vg== X-CSE-MsgGUID: swYPhMGoR/6Vd6RmF5MihQ== X-IronPort-AV: E=McAfee;i="6600,9927,11066"; a="14767267" X-IronPort-AV: E=Sophos;i="6.08,143,1712646000"; d="scan'208";a="14767267" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 May 2024 14:43:53 -0700 X-CSE-ConnectionGUID: kLfF8VSXQxqjYuvdJP+ZMg== X-CSE-MsgGUID: Ct57NELLQASzx7gNqiO5Qw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,143,1712646000"; d="scan'208";a="29216569" Received: from lkp-server01.sh.intel.com (HELO f8b243fe6e68) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 07 May 2024 14:43:51 -0700 Received: from kbuild by f8b243fe6e68 with local (Exim 4.96) (envelope-from ) id 1s4SbE-0002fA-1P; Tue, 07 May 2024 21:43:48 +0000 Date: Wed, 8 May 2024 05:43:47 +0800 From: kernel test robot To: Anatoliy Klymenko Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Tomi Valkeinen , Laurent Pinchart Subject: [linux-next:master 7037/11707] drivers/gpu/drm/xlnx/zynqmp_disp.c:949:14: error: logical not is only applied to the left hand side of this comparison Message-ID: <202405080553.tfH9EmS8-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: 20958100007 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: peb9n7i3pyhtsjxmgnnkipc487wmigb1 X-HE-Tag: 1715118233-493899 X-HE-Meta: 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 Et/y4u/Y Am2BGZMlmJHFVt72okVGqmj96eWrGtLeOuMTZbRrU1M2odJqqmtHjV9FHW0pjHAsSJ4li1LAStLYbYSI3TdQ79kjR80T6Lcct3iEFzSj+d284gef6wwiQu5ZEenPPiP/PIPEPf2aanMuisplnaZHcCppxvs243yUnAzEGrFZhLFfXWXMhauBSLh8czADwA7SYvxur+fuGsyAZmrSWgxRItSTIGpS3Rhn4iELQrxyNyiVLn0OXjSgAAZ+u6tTCHpkKl/Se6cjYU//9N8bBoBRne/kxPp3kWXVMHXrEI76vrx5qWvHpZ3Aqv49HNEwotcBoLNwWAvU15ZULiOJZW241RbvjROy032xgCXaMU3DnaZn8us2rqVdAbSuWgdCoCYcKDlU5 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Anatoliy, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 93a39e4766083050ca0ecd6a3548093a3b9eb60c commit: b0f0469ab662159f182f5af292b71cc5d42468a8 [7037/11707] drm: xlnx: zynqmp_dpsub: Anounce supported input formats config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240508/202405080553.tfH9EmS8-lkp@intel.com/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 0ab4458df0688955620b72cc2c72a32dffad3615) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240508/202405080553.tfH9EmS8-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/202405080553.tfH9EmS8-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/xlnx/zynqmp_disp.c:15: In file included from include/drm/drm_plane.h:33: In file included from include/drm/drm_util.h:36: In file included from include/linux/kgdb.h:19: In file included from include/linux/kprobes.h:28: In file included from include/linux/ftrace.h:13: In file included from include/linux/kallsyms.h:13: In file included from include/linux/mm.h:2208: include/linux/vmstat.h:508:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: error: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Werror,-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/xlnx/zynqmp_disp.c:19: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:547:31: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) | ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) | ^ In file included from drivers/gpu/drm/xlnx/zynqmp_disp.c:19: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:573:61: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) | ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) | ^ In file included from drivers/gpu/drm/xlnx/zynqmp_disp.c:19: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:584:33: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: error: performing pointer arithmetic on a null pointer has undefined behavior [-Werror,-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ >> drivers/gpu/drm/xlnx/zynqmp_disp.c:949:14: error: logical not is only applied to the left hand side of this comparison [-Werror,-Wlogical-not-parentheses] 949 | if (WARN_ON(!layer->mode == ZYNQMP_DPSUB_LAYER_NONLIVE)) { | ^ ~~ arch/s390/include/asm/bug.h:54:25: note: expanded from macro 'WARN_ON' 54 | int __ret_warn_on = !!(x); \ | ^ drivers/gpu/drm/xlnx/zynqmp_disp.c:949:14: note: add parentheses after the '!' to evaluate the comparison first drivers/gpu/drm/xlnx/zynqmp_disp.c:949:14: note: add parentheses around left hand side expression to silence this warning 18 errors generated. vim +949 drivers/gpu/drm/xlnx/zynqmp_disp.c 928 929 /** 930 * zynqmp_disp_layer_drm_formats - Return the DRM formats supported by the layer 931 * @layer: The layer 932 * @num_formats: Pointer to the returned number of formats 933 * 934 * NOTE: This function doesn't make sense for live video layers and will 935 * always return an empty list in such cases. zynqmp_disp_live_layer_formats() 936 * should be used to query a list of media bus formats supported by the live 937 * video input layer. 938 * 939 * Return: A newly allocated u32 array that stores all the DRM formats 940 * supported by the layer. The number of formats in the array is returned 941 * through the num_formats argument. 942 */ 943 u32 *zynqmp_disp_layer_drm_formats(struct zynqmp_disp_layer *layer, 944 unsigned int *num_formats) 945 { 946 unsigned int i; 947 u32 *formats; 948 > 949 if (WARN_ON(!layer->mode == ZYNQMP_DPSUB_LAYER_NONLIVE)) { 950 *num_formats = 0; 951 return NULL; 952 } 953 954 formats = kcalloc(layer->info->num_formats, sizeof(*formats), 955 GFP_KERNEL); 956 if (!formats) { 957 *num_formats = 0; 958 return NULL; 959 } 960 961 for (i = 0; i < layer->info->num_formats; ++i) 962 formats[i] = layer->info->formats[i].drm_fmt; 963 964 *num_formats = layer->info->num_formats; 965 return formats; 966 } 967 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki