[PATCH] Check for null init_early routine

Add a check for a null ppc_md.init_early to allow platforms that
don't require an init_early routine to just set this member to null.

Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index ae6b67c..2fef772 100644 (file)
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -380,7 +380,8 @@ void __init setup_system(void)
         * setting up the hash table pointers. It also sets up some interrupt-mapping
         * related options that will be used by finish_device_tree()
         */
-       ppc_md.init_early();
+       if (ppc_md.init_early)
+               ppc_md.init_early();
 
        /*
         * We can discover serial ports now since the above did setup the