Commit 805ece2a authored Dec 18, 2019 by Arvind Sankar Committed by Greg Kroah-Hartman Jan 14, 2020

vt: Initialize conswitchp to dummy_con if unset

If the arch setup code hasn't initialized conswitchp yet, set it to
dummy_con in con_init. This will allow us to drop the dummy_con
initialization that's done in almost every architecture.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-3-nivedita@alum.mit.edu

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent e018bc28

drivers/tty/vt/vt.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -3326,7 +3326,8 @@ static int __init con_init(void)

		console_lock();

		if (conswitchp)
		if (!conswitchp)
		conswitchp = &dummy_con;
		display_desc = conswitchp->con_startup();
		if (!display_desc) {
		fg_console = 0;