Messages in this thread | | | Date | Fri, 15 Dec 2023 20:39:08 +0800 | From | kernel test robot <> | Subject | drivers/ata/pata_parport/comm.c:135:59: sparse: sparse: cast to restricted __le16 |
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Hi Ondrej,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3f7168591ebf7bbdb91797d02b1afaf00a4289b1 commit: 72f2b0b2185099dce354c805009f591dda3ab73d drivers/block: Move PARIDE protocol modules to drivers/ata/pata_parport date: 11 months ago config: m68k-randconfig-r113-20231215 (https://download.01.org/0day-ci/archive/20231215/202312152029.6txvQD7I-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231215/202312152029.6txvQD7I-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 <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202312152029.6txvQD7I-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) >> drivers/ata/pata_parport/comm.c:135:59: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/comm.c:135:59: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/comm.c:135:59: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/comm.c:135:59: sparse: sparse: cast to restricted __le16 drivers/ata/pata_parport/comm.c: note: in included file (through arch/m68k/include/asm/io.h): arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer -- >> drivers/ata/pata_parport/epat.c:146:62: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/epat.c:146:62: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/epat.c:146:62: sparse: sparse: cast to restricted __le16 >> drivers/ata/pata_parport/epat.c:146:62: sparse: sparse: cast to restricted __le16 drivers/ata/pata_parport/epat.c: note: in included file (through arch/m68k/include/asm/io.h): arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer arch/m68k/include/asm/io_mm.h:166:21: sparse: sparse: Using plain integer as NULL pointer
vim +135 drivers/ata/pata_parport/comm.c
^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 111 ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 112 switch (pi->mode) { ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 113 ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 114 case 0: w0(0x48); P1; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 115 for(i=0;i<count;i++) { ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 116 w0(0); w2(6); l = r1(); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 117 w0(0x80); h = r1(); w2(4); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 118 buf[i] = j44(l,h); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 119 } ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 120 break; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 121 ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 122 case 1: w0(0x68); P1; w0(0); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 123 for(i=0;i<count;i++) { ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 124 w2(0x26); buf[i] = r0(); w2(0x24); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 125 } ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 126 w2(4); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 127 break; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 128 10e705f83c3e79 drivers/block/paride/comm.c Takashi Iwai 2006-03-24 129 case 2: w3(0x68); (void)r1(); w2(0x24); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 130 for (i=0;i<count;i++) buf[i] = r4(); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 131 w2(4); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 132 break; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 133 10e705f83c3e79 drivers/block/paride/comm.c Takashi Iwai 2006-03-24 134 case 3: w3(0x68); (void)r1(); w2(0x24); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 @135 for (i=0;i<count/2;i++) ((u16 *)buf)[i] = r4w(); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 136 w2(4); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 137 break; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 138 10e705f83c3e79 drivers/block/paride/comm.c Takashi Iwai 2006-03-24 139 case 4: w3(0x68); (void)r1(); w2(0x24); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 140 for (i=0;i<count/4;i++) ((u32 *)buf)[i] = r4l(); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 141 w2(4); ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 142 break; ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 143 ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 144 } ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 145 } ^1da177e4c3f41 drivers/block/paride/comm.c Linus Torvalds 2005-04-16 146
:::::: The code at line 135 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org> :::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
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