[XFS] Add format checking to cmn_err and icmn_err

SGI-PV: 942243
SGI-Modid: xfs-linux:xfs-kern:198658a

Signed-off-by: Christoph Hellwig <hch@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/fs/xfs/support/debug.h b/fs/xfs/support/debug.h
index c5b9365a7e2a..4fbf5fa4d281 100644
--- a/fs/xfs/support/debug.h
+++ b/fs/xfs/support/debug.h
@@ -41,9 +41,10 @@
 #define CE_ALERT        1               /* alert        */
 #define CE_PANIC        0               /* panic        */
 
-extern void icmn_err(int, char *, va_list);
-/* PRINTFLIKE2 */
-extern void cmn_err(int, char *, ...);
+extern void icmn_err(int, char *, va_list)
+        __attribute__ ((format (printf, 2, 0)));
+extern void cmn_err(int, char *, ...)
+        __attribute__ ((format (printf, 2, 3)));
 
 #ifndef STATIC
 # define STATIC static