__printf is useful to verify format and arguments.
Signed-off-by: Joe Perches <[email protected]>
---
fs/ceph/super.c | 2 +-
include/linux/backing-dev.h | 1 +
2 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 2eb43f2..e7dbb5c 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -849,7 +849,7 @@ static int ceph_register_bdi(struct super_block *sb,
fsc->backing_dev_info.ra_pages =
default_backing_dev_info.ra_pages;
- err = bdi_register(&fsc->backing_dev_info, NULL, "ceph-%d",
+ err = bdi_register(&fsc->backing_dev_info, NULL, "ceph-%ld",
atomic_long_inc_return(&bdi_seq));
if (!err)
sb->s_bdi = &fsc->backing_dev_info;
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 2a9a9ab..12731a1 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -114,6 +114,7 @@ struct backing_dev_info {
int bdi_init(struct backing_dev_info *bdi);
void bdi_destroy(struct backing_dev_info *bdi);
+__printf(3, 4)
int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...);
int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
--
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