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-rw-r--r--lib/radix-tree.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index e907858498a6..1014171dd1c5 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -174,14 +174,16 @@ static void radix_tree_node_rcu_free(struct rcu_head *head)
174{ 174{
175 struct radix_tree_node *node = 175 struct radix_tree_node *node =
176 container_of(head, struct radix_tree_node, rcu_head); 176 container_of(head, struct radix_tree_node, rcu_head);
177 int i;
177 178
178 /* 179 /*
179 * must only free zeroed nodes into the slab. radix_tree_shrink 180 * must only free zeroed nodes into the slab. radix_tree_shrink
180 * can leave us with a non-NULL entry in the first slot, so clear 181 * can leave us with a non-NULL entry in the first slot, so clear
181 * that here to make sure. 182 * that here to make sure.
182 */ 183 */
183 tag_clear(node, 0, 0); 184 for (i = 0; i < RADIX_TREE_MAX_TAGS; i++)
184 tag_clear(node, 1, 0); 185 tag_clear(node, i, 0);
186
185 node->slots[0] = NULL; 187 node->slots[0] = NULL;
186 node->count = 0; 188 node->count = 0;
187 189