[PATCH] use add_taint() for setting tainted bit flags

Use the add_taint() interface for setting tainted bit flags instead of
doing it manually.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index c70cd2a..5f0a95d 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -202,7 +202,7 @@
 				goto valid_k7;
 
 		/* If we get here, it's not a certified SMP capable AMD system. */
-		tainted |= TAINT_UNSAFE_SMP;
+		add_taint(TAINT_UNSAFE_SMP);
 	}
 
 valid_k7: