switch assorted clock drivers to debugfs_remove_recursive()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index c9122dd..43bae2c 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -480,7 +480,7 @@
 static int clk_debugfs_register_one(struct clk *c)
 {
 	int err;
-	struct dentry *d, *child, *child_tmp;
+	struct dentry *d;
 	struct clk *pa = c->parent;
 	char s[255];
 	char *p = s;
@@ -510,9 +510,7 @@
 
 err_out:
 	d = c->dent;
-	list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child)
-		debugfs_remove(child);
-	debugfs_remove(c->dent);
+	debugfs_remove_recursive(c->dent);
 	return err;
 }