[PATCH] r/o bind mount prepwork: inc_nlink() helper

This is mostly included for parity with dec_nlink(), where we will have some
more hooks.  This one should stay pretty darn straightforward for now.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index a5e9f22..9def6ad 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -588,7 +588,7 @@
 	}
 
 	dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
-	dir_i->i_nlink++;
+	inc_nlink(dir_i);
 
 	jffs2_free_raw_dirent(rd);
 
@@ -836,7 +836,7 @@
 	/* If it was a directory we moved, and there was no victim,
 	   increase i_nlink on its new parent */
 	if (S_ISDIR(old_dentry->d_inode->i_mode) && !victim_f)
-		new_dir_i->i_nlink++;
+		inc_nlink(new_dir_i);
 
 	/* Unlink the original */
 	ret = jffs2_do_unlink(c, JFFS2_INODE_INFO(old_dir_i),
@@ -848,7 +848,7 @@
 		/* Oh shit. We really ought to make a single node which can do both atomically */
 		struct jffs2_inode_info *f = JFFS2_INODE_INFO(old_dentry->d_inode);
 		down(&f->sem);
-		old_dentry->d_inode->i_nlink++;
+		inc_nlink(old_dentry->d_inode);
 		if (f->inocache)
 			f->inocache->nlink++;
 		up(&f->sem);