sh: generic BUG() support.

Wire up GENERIC_BUG for SH. This moves off of the special bug
frame and on to the generic struct bug_entry. Roughly the same
semantics are retained, and we can kill off some of the verbose
BUG() reporting code.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 2715834..51d9d0a 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -22,6 +22,10 @@
 config RWSEM_XCHGADD_ALGORITHM
 	bool
 
+config GENERIC_BUG
+	def_bool y
+	depends on BUG
+
 config GENERIC_FIND_NEXT_BIT
 	bool
 	default y