From: Tong Zhang Date: Fri, 28 Aug 2020 12:39:50 +0000 (-0400) Subject: tty: serial: earlycon dependency X-Git-Tag: v5.8.17~439 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45f20b6066c3168e75e90d3a7bbc5b46e9ae025c;p=thirdparty%2Fkernel%2Fstable.git tty: serial: earlycon dependency [ Upstream commit 0fb9342d06b0f667b915ba58bfefc030e534a218 ] parse_options() in drivers/tty/serial/earlycon.c calls uart_parse_earlycon in drivers/tty/serial/serial_core.c therefore selecting SERIAL_EARLYCON should automatically select SERIAL_CORE, otherwise will result in symbol not found error during linking if SERIAL_CORE is not configured as builtin Fixes: 9aac5887595b ("tty/serial: add generic serial earlycon") Signed-off-by: Tong Zhang Link: https://lore.kernel.org/r/20200828123949.2642-1-ztong0001@gmail.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 780908d435577..896b9c77117d3 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -8,6 +8,7 @@ menu "Serial drivers" config SERIAL_EARLYCON bool + depends on SERIAL_CORE help Support for early consoles with the earlycon parameter. This enables the console before standard serial driver is probed. The console is