[PATCH] fuse: make dentry_tree_work static

The dentry_tree_work is not exported, so make it static
to remove the followign sparse warning:
fs/fuse/dir.c:37:21: warning: symbol 'dentry_tree_work' was not declared. Should it be static?

Signed-off-by: Ben Dooks <[email protected]>
---
 fs/fuse/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 0e2a1039fa43..1fed11c0ed9a 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -34,7 +34,7 @@ struct dentry_bucket {
 #define FUSE_HASH_BITS	5
 #define FUSE_HASH_SIZE	(1 << FUSE_HASH_BITS)
 static struct dentry_bucket dentry_hash[FUSE_HASH_SIZE];
-struct delayed_work dentry_tree_work;
+static struct delayed_work dentry_tree_work;
 
 /* Minimum invalidation work queue frequency */
 #define FUSE_DENTRY_INVAL_FREQ_MIN 5
-- 
2.37.2.352.g3c44437643