nilfs2: avoid bare use of 'unsigned'

This fixes checkpatch.pl warning "WARNING: Prefer 'unsigned int' to
bare use of 'unsigned'".

Link: http://lkml.kernel.org/r/1462886671-3521-5-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index ffb876e..3f67f39 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -53,8 +53,8 @@
 struct nilfs_mdt_info {
 	struct rw_semaphore	mi_sem;
 	struct blockgroup_lock *mi_bgl;
-	unsigned		mi_entry_size;
-	unsigned		mi_first_entry_offset;
+	unsigned int		mi_entry_size;
+	unsigned int		mi_first_entry_offset;
 	unsigned long		mi_entries_per_block;
 	struct nilfs_palloc_cache *mi_palloc_cache;
 	struct nilfs_shadow_map *mi_shadow;
@@ -90,7 +90,7 @@
 void nilfs_mdt_clear(struct inode *inode);
 void nilfs_mdt_destroy(struct inode *inode);
 
-void nilfs_mdt_set_entry_size(struct inode *, unsigned, unsigned);
+void nilfs_mdt_set_entry_size(struct inode *, unsigned int, unsigned int);
 
 int nilfs_mdt_setup_shadow_map(struct inode *inode,
 			       struct nilfs_shadow_map *shadow);