Use the new unreachable() macro instead of for(;;);

Signed-off-by: David Daney <dda...@caviumnetworks.com>
CC: Benjamin Herrenschmidt <b...@kernel.crashing.org>
CC: Paul Mackerras <pau...@samba.org>
CC: linuxppc-...@ozlabs.org
---
 arch/powerpc/include/asm/bug.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index 64e1fdc..2c15212 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -68,7 +68,7 @@
                _EMIT_BUG_ENTRY                                 \
                : : "i" (__FILE__), "i" (__LINE__),             \
                    "i" (0), "i"  (sizeof(struct bug_entry)));  \
-       for(;;) ;                                               \
+       unreachable();                                          \
 } while (0)
 
 #define BUG_ON(x) do {                                         \
-- 
1.6.2.5

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