[PATCH] fs/gfs2/glock.h: Add __attribute__((format(printf,2,3)) togfs2_print_dbg

[Joe Perches]

Functions that use printf formatting, especially
those that use %pV, should have their uses of
printf format and arguments checked by the compiler.

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
No current uses report any error in an allyesconfig build.
 
 fs/gfs2/glock.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index db1c26d..a12d117 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -212,6 +212,8 @@ int gfs2_glock_nq_num(struct gfs2_sbd *sdp,
 int gfs2_glock_nq_m(unsigned int num_gh, struct gfs2_holder *ghs);
 void gfs2_glock_dq_m(unsigned int num_gh, struct gfs2_holder *ghs);
 void gfs2_glock_dq_uninit_m(unsigned int num_gh, struct gfs2_holder *ghs);
+
+__attribute__ ((format(printf, 2, 3)))
 void gfs2_print_dbg(struct seq_file *seq, const char *fmt, ...);
 
 /**


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