releases/4.14.60/mm-slub.c-add-__printf-verification-to-slab_err.patch

   1 From foo@baz Sat Jul 28 10:25:26 CEST 2018
   2 From: Mathieu Malaterre <malat@debian.org>
   3 Date: Thu, 7 Jun 2018 17:05:17 -0700
   4 Subject: mm/slub.c: add __printf verification to slab_err()
   5
   6 From: Mathieu Malaterre <malat@debian.org>
   7
   8 [ Upstream commit a38965bf941b7c2af50de09c96bc5f03e136caef ]
   9
  10 __printf is useful to verify format and arguments.  Remove the following
  11 warning (with W=1):
  12
  13   mm/slub.c:721:2: warning: function might be possible candidate for `gnu_printf' format attribute [-Wsuggest-attribute=format]
  14
  15 Link: http://lkml.kernel.org/r/20180505200706.19986-1-malat@debian.org
  16 Signed-off-by: Mathieu Malaterre <malat@debian.org>
  17 Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
  18 Cc: Christoph Lameter <cl@linux.com>
  19 Cc: Pekka Enberg <penberg@kernel.org>
  20 Cc: David Rientjes <rientjes@google.com>
  21 Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
  22 Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
  23 Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
  24 Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
  25 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  26 ---
  27  mm/slub.c |    2 +-
  28  1 file changed, 1 insertion(+), 1 deletion(-)
  29
  30 --- a/mm/slub.c
  31 +++ b/mm/slub.c
  32 @@ -708,7 +708,7 @@ void object_err(struct kmem_cache *s, st
  33         print_trailer(s, page, object);
  34  }
  35
  36 -static void slab_err(struct kmem_cache *s, struct page *page,
  37 +static __printf(3, 4) void slab_err(struct kmem_cache *s, struct page *page,
  38                         const char *fmt, ...)
  39  {
  40         va_list args;