sh: Fix access to released memory in clk_debugfs_register_one()
authorMarek Skuczynski <mareksk7@gmail.com>
Sat, 30 Jan 2010 21:29:32 +0000 (22:29 +0100)
committerPaul Mundt <lethal@linux-sh.org>
Tue, 2 Feb 2010 02:32:23 +0000 (11:32 +0900)
Signed-off-by: Marek Skuczynski <mareksk7@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
arch/sh/kernel/cpu/clock.c

index f3a46be2ae81c169ffebbd486fec123b643f9118..83da5debeedff422f4683fdbb0af5eda9a9bab5f 100644 (file)
@@ -598,7 +598,7 @@ static struct dentry *clk_debugfs_root;
 static int clk_debugfs_register_one(struct clk *c)
 {
        int err;
-       struct dentry *d, *child;
+       struct dentry *d, *child, *child_tmp;
        struct clk *pa = c->parent;
        char s[255];
        char *p = s;
@@ -630,7 +630,7 @@ static int clk_debugfs_register_one(struct clk *c)
 
 err_out:
        d = c->dentry;
-       list_for_each_entry(child, &d->d_subdirs, d_u.d_child)
+       list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child)
                debugfs_remove(child);
        debugfs_remove(c->dentry);
        return err;