omap: Fix access to already released memory in clk_debugfs_register_one()

I have found an access to already released memory in
clk_debugfs_register_one() function.

Signed-off-by: Marek Skuczynski <mareksk7@gmail.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index d9f8c844c385..4becbdd1935c 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -391,7 +391,7 @@ 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;
@@ -423,7 +423,7 @@ static int clk_debugfs_register_one(struct clk *c)
 
 err_out:
         d = c->dent;
-        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->dent);
         return err;