From: Jay Fenlason Date: Thu, 16 Oct 2008 22:00:15 +0000 (-0400) Subject: firewire: fix struct fw_node memory leak X-Git-Tag: Ubuntu-5.0.0-8.9~30379^2~4 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=77e557191701afa55ae7320d42ad6458a2ad292e;p=mirror_ubuntu-disco-kernel.git firewire: fix struct fw_node memory leak 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 Signed-off-by: Stefan Richter --- 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; } }