make remove_inode_dquot_ref() static

remove_inode_dquot_ref() can now become static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/dquot.c b/fs/dquot.c
index 0a5febc..ca40bfc 100644
--- a/fs/dquot.c
+++ b/fs/dquot.c
@@ -721,7 +721,8 @@
 
 /* Remove references to dquots from inode - add dquot to list for freeing if needed */
 /* We can't race with anybody because we hold dqptr_sem for writing... */
-int remove_inode_dquot_ref(struct inode *inode, int type, struct list_head *tofree_head)
+static int remove_inode_dquot_ref(struct inode *inode, int type,
+				  struct list_head *tofree_head)
 {
 	struct dquot *dquot = inode->i_dquot[type];