[PATCH] earlycon: Fix uart_parse_earlycon() if !CONFIG_SERIAL_CORE_CONSOLE

[Greg Kroah-Hartman]

On Sat, Apr 11, 2015 at 10:42:36AM -0400, Peter Hurley wrote:
> Arnd Bergmann wrote:
> > A configuration that enables earlycon but not the core console
> > code causes a link error:
> >
> > drivers/built-in.o: In function `setup_earlycon':
> > drivers/tty/serial/earlycon.c:70: undefined reference to `uart_parse_earlycon'
> 
> CONFIG_SERIAL_EARLYCON should not require CONFIG_SERIAL_CORE_CONSOLE.
> Move uart_parse_earlycon() and compile if either CONFIG_SERIAL_CORE_CONSOLE
> or CONFIG_SERIAL_EARLYCON.
> 
> Reported-by: Arnd Bergmann <arnd at arndb.de>
> Signed-off-by: Peter Hurley <peter at hurleysoftware.com>
> ---
> 
> NB: The diff moves everything else around uart_parse_earlycon() :/
> 
>  drivers/tty/serial/serial_core.c | 90 ++++++++++++++++++++--------------------
>  1 file changed, 46 insertions(+), 44 deletions(-)

This doesn't apply to my tty-next branch :(