From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH 2/2] TTY: amiserial, add missing platform check Date: Fri, 22 Nov 2013 16:47:27 +0100 Message-ID: <1385135247-9068-2-git-send-email-geert@linux-m68k.org> References: <1385135247-9068-1-git-send-email-geert@linux-m68k.org> Return-path: In-Reply-To: <1385135247-9068-1-git-send-email-geert@linux-m68k.org> Sender: linux-serial-owner@vger.kernel.org To: Greg Kroah-Hartman , Jiri Slaby Cc: linux-serial@vger.kernel.org, linux-m68k@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven List-Id: linux-m68k@vger.kernel.org When booting a multi-platform m68k kernel on a non-Amiga with "console=ttyS0" on the kernel command line, it crashes with: Unable to handle kernel access at virtual address 81dff01c Oops: 00000000 PC: [<001e09a8>] serial_console_write+0xc/0x70 Add the missing platform check to amiserial_console_init() to fix this. Signed-off-by: Geert Uytterhoeven --- drivers/tty/amiserial.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c index 2b86f8e0fb58..71630a2af42c 100644 --- a/drivers/tty/amiserial.c +++ b/drivers/tty/amiserial.c @@ -1855,6 +1855,9 @@ static struct console sercons = { */ static int __init amiserial_console_init(void) { + if (!MACH_IS_AMIGA) + return -ENODEV; + register_console(&sercons); return 0; } -- 1.7.9.5