include/linux/kmemcheck.h: fix a trillion warnings

of the form

include/net/inet_sock.h:208: warning: ISO C90 forbids mixed declarations and code

Cc: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Vegard Nossum <vegard.nossum@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h
index c8006607f947..136cdcdf92ef 100644
--- a/include/linux/kmemcheck.h
+++ b/include/linux/kmemcheck.h
@@ -145,10 +145,12 @@ static inline bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size)
 
 #define kmemcheck_annotate_bitfield(ptr, name)                          \
         do {                                                            \
+                int _n;                                                 \
+                                                                        \
                 if (!ptr)                                               \
                         break;                                          \
                                                                         \
-                int _n = (long) &((ptr)->name##_end)                    \
+                _n = (long) &((ptr)->name##_end)                        \
                         - (long) &((ptr)->name##_begin);                \
                 BUILD_BUG_ON(_n < 0);                                   \
                                                                         \