The sparse tool complains as follows:
drivers/md/persistent-data/dm-btree.c:696:5: warning:
symbol 'shadow_child' was not declared. Should it be static?
This symbol is not used outside of dm-btree.c, so marks it static.
Reported-by: Hulk Robot <[email protected]>
Signed-off-by: Zou Wei <[email protected]>
---
drivers/md/persistent-data/dm-btree.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c
index b8d21b6..a29bcb8 100644
--- a/drivers/md/persistent-data/dm-btree.c
+++ b/drivers/md/persistent-data/dm-btree.c
@@ -693,8 +693,10 @@ static int split_one_into_two(struct shadow_spine *s, unsigned parent_index,
* child of the given parent node. Making sure to update the parent to point
* to the new shadow.
*/
-int shadow_child(struct dm_btree_info *info, struct dm_btree_value_type *vt,
- struct btree_node *parent, unsigned index, struct dm_block **result)
+static int shadow_child(struct dm_btree_info *info,
+ struct dm_btree_value_type *vt,
+ struct btree_node *parent,
+ unsigned index, struct dm_block **result)
{
int r, inc;
dm_block_t root;
--
2.6.2