CC: [email protected] CC: [email protected] TO: "Greg Kroah-Hartman" <[email protected]> CC: Krzysztof Kozlowski <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 729e3d091984487f7aa1ebfabfe594e5b317ed0f commit: b87671f17c3e94e80b802904d80b6ed213ac70ae tty: serial: samsung: allow driver to be built by anyone date: 9 months ago :::::: branch date: 24 hours ago :::::: commit date: 9 months ago config: i386-randconfig-m021-20200913 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 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]> smatch warnings: drivers/tty/serial/samsung_tty.c:2512 samsung_early_busyuart_fifo() warn: this loop depends on readl() succeeding # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b87671f17c3e94e80b802904d80b6ed213ac70ae git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout b87671f17c3e94e80b802904d80b6ed213ac70ae vim +2512 drivers/tty/serial/samsung_tty.c b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2507 b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2508 static void samsung_early_busyuart_fifo(struct uart_port *port) b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2509 { b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2510 struct samsung_early_console_data *data = port->private_data; b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2511 b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 @2512 while (readl(port->membase + S3C2410_UFSTAT) & data->txfull_mask) b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2513 ; b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2514 } b94ba0328d3b36 drivers/tty/serial/samsung.c Tomasz Figa 2015-01-23 2515 :::::: The code at line 2512 was first introduced by commit :::::: b94ba0328d3b36ff95f5074c0e9b44f90dc56bb5 serial: samsung: Add support for early console :::::: TO: Tomasz Figa <[email protected]> :::::: CC: Greg Kroah-Hartman <[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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