sh: Generic BUG only works for sh32.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 7cfd172..e406f1d 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -32,7 +32,7 @@
 
 config GENERIC_BUG
 	def_bool y
-	depends on BUG
+	depends on BUG && SUPERH32
 
 config GENERIC_FIND_NEXT_BIT
 	bool