CC: [email protected] CC: [email protected] TO: Andrew Lunn <[email protected]> CC: Jakub Kicinski <[email protected]>
Hi Andrew, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: e9f1cbc0c4114880090c7a578117d3b9cf184ad4 commit: 7958ba7e6273a02f49432a2506958d0f59b5b8da drivers: net: smsc: Add COMPILE_TEST support date: 8 months ago :::::: branch date: 13 hours ago :::::: commit date: 8 months ago config: ia64-randconfig-m031-20210707 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> New smatch warnings: drivers/net/ethernet/smsc/smc91x.c:2128 smc_request_attrib() warn: should '(64 * 1024) << (lp->io_shift)' be a 64 bit type? drivers/net/ethernet/smsc/smc91x.c:2141 smc_release_attrib() warn: should '(64 * 1024) << (lp->io_shift)' be a 64 bit type? drivers/net/ethernet/smsc/smc91x.c:2344 smc_drv_probe() warn: should '16 << (lp->io_shift)' be a 64 bit type? drivers/net/ethernet/smsc/smc91x.c:2434 smc_drv_remove() warn: should '16 << (lp->io_shift)' be a 64 bit type? Old smatch warnings: drivers/net/ethernet/smsc/smc91x.c:2403 smc_drv_probe() warn: should '16 << (lp->io_shift)' be a 64 bit type? vim +2128 drivers/net/ethernet/smsc/smc91x.c ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2118 159198862adad7 drivers/net/smc91x.c Eric Miao 2008-06-24 2119 static int smc_request_attrib(struct platform_device *pdev, 159198862adad7 drivers/net/smc91x.c Eric Miao 2008-06-24 2120 struct net_device *ndev) ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2121 { ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2122 struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib"); 55c8eb6c8eaa50 drivers/net/smc91x.c David S. Miller 2008-11-03 2123 struct smc_local *lp __maybe_unused = netdev_priv(ndev); ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2124 ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2125 if (!res) ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2126 return 0; ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2127 ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 @2128 if (!request_mem_region(res->start, ATTRIB_SIZE, CARDNAME)) ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2129 return -EBUSY; ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2130 ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2131 return 0; ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2132 } ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2133 159198862adad7 drivers/net/smc91x.c Eric Miao 2008-06-24 2134 static void smc_release_attrib(struct platform_device *pdev, 159198862adad7 drivers/net/smc91x.c Eric Miao 2008-06-24 2135 struct net_device *ndev) ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2136 { ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2137 struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib"); 55c8eb6c8eaa50 drivers/net/smc91x.c David S. Miller 2008-11-03 2138 struct smc_local *lp __maybe_unused = netdev_priv(ndev); ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2139 ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2140 if (res) ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 @2141 release_mem_region(res->start, ATTRIB_SIZE); ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2142 } ^1da177e4c3f41 drivers/net/smc91x.c Linus Torvalds 2005-04-16 2143 :::::: The code at line 2128 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <[email protected]> :::::: CC: Linus Torvalds <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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