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authorJay Fenlason <fenlason@redhat.com>2008-10-27 23:28:14 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2008-11-06 19:05:44 -0800
commitff0f8d16839cd02dc95bd92c212cbd5d433a4d2b (patch)
treed88acb78a3828b64a0174ebf3fd3ea7580427fc3
parentb6021579f54e5b6b31f03fe24de1208a2feb4aec (diff)
firewire: fix struct fw_node memory leak
commit 77e557191701afa55ae7320d42ad6458a2ad292e upstream With the bus_resets patch applied, it is easy to see this memory leak by repeatedly resetting the firewire bus while running slabtop in another window. Just watch kmalloc-32 grow and grow... Signed-off-by: Jay Fenlason <fenlason@redhat.com> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
-rw-r--r--drivers/firewire/fw-topology.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/firewire/fw-topology.c b/drivers/firewire/fw-topology.c
index c1b81077c4a8..5e204713002d 100644
--- a/drivers/firewire/fw-topology.c
+++ b/drivers/firewire/fw-topology.c
@@ -413,7 +413,7 @@ static void
update_tree(struct fw_card *card, struct fw_node *root)
{
struct list_head list0, list1;
- struct fw_node *node0, *node1;
+ struct fw_node *node0, *node1, *next1;
int i, event;
INIT_LIST_HEAD(&list0);
@@ -485,7 +485,9 @@ update_tree(struct fw_card *card, struct fw_node *root)
}
node0 = fw_node(node0->link.next);
- node1 = fw_node(node1->link.next);
+ next1 = fw_node(node1->link.next);
+ fw_node_put(node1);
+ node1 = next1;
}
}