[PATCH] ppc32: Fix booting on some OldWolrd Macs

[Benjamin Herrenschmidt]

Hi !

It seems that on some OldWolrd macs, we don't get the OF stdout device,
thus the new set_preferred_console() dies at boot trying to dereference
a NULL pointer. Here's a fix:

===== arch/ppc/kernel/setup.c 1.59 vs edited =====
--- 1.59/arch/ppc/kernel/setup.c	2004-07-27 08:27:53 +10:00
+++ edited/arch/ppc/kernel/setup.c	2004-08-18 21:38:17 +10:00
@@ -484,6 +484,9 @@
 	char *name;
 	int offset;
 
+	if (of_stdout_device == NULL)
+		return -ENODEV;
+
 	/* The user has requested a console so this is already set up. */
 	if (strstr(saved_command_line, "console="))
 		return -EBUSY;


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