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[v5] tty: serial: earlycon dependency

Message ID 20200828123949.2642-1-ztong0001@gmail.com
State Superseded
Headers show
Series [v5] tty: serial: earlycon dependency | expand

Commit Message

Tong Zhang Aug. 28, 2020, 12:39 p.m. UTC
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 <ztong0001@gmail.com>
---

v2: I made an attempt to fix the commit log
v3: I made another attempt to fix the commit log and I also changed
select to depends according to Jiri's comment
v4: fixed another stupid error -- should be "depends on" not "depends"
Reported-by: kernel test robot <lkp@intel.com>
v5: fix commit log - move Fixes line

 drivers/tty/serial/Kconfig | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 9409be982aa6..54586c1aba60 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