ocfs2: use __attribute__ format

Use the "format" attribute on ocfs2_error() and ocfs2_abort() so that the
compiler will warn when we get calls to those functions wrong.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/fs/ocfs2/super.h b/fs/ocfs2/super.h
index c564177dfbdc..783f5270f2a1 100644
--- a/fs/ocfs2/super.h
+++ b/fs/ocfs2/super.h
@@ -33,12 +33,16 @@ int ocfs2_publish_get_mount_state(struct ocfs2_super *osb,
 
 void __ocfs2_error(struct super_block *sb,
                    const char *function,
-                   const char *fmt, ...);
+                   const char *fmt, ...)
+        __attribute__ ((format (printf, 3, 4)));
+
 #define ocfs2_error(sb, fmt, args...) __ocfs2_error(sb, __PRETTY_FUNCTION__, fmt, ##args)
 
 void __ocfs2_abort(struct super_block *sb,
                    const char *function,
-                   const char *fmt, ...);
+                   const char *fmt, ...)
+        __attribute__ ((format (printf, 3, 4)));
+
 #define ocfs2_abort(sb, fmt, args...) __ocfs2_abort(sb, __PRETTY_FUNCTION__, fmt, ##args)
 
 #endif /* OCFS2_SUPER_H */