This patch fixes an obvious use-after-free introduced by
commit 837012ede14a8fc088be3682c964da7fc6af026b.
Spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <[email protected]>
---
--- linux-2.6.23-rc1-mm1/drivers/acpi/ec.c.old 2007-07-28 07:59:49.000000000 +0200
+++ linux-2.6.23-rc1-mm1/drivers/acpi/ec.c 2007-07-28 08:00:25.000000000 +0200
@@ -730,14 +730,14 @@
static int acpi_ec_remove(struct acpi_device *device, int type)
{
struct acpi_ec *ec;
- struct acpi_ec_query_handler *handler;
+ struct acpi_ec_query_handler *handler, *tmp;
if (!device)
return -EINVAL;
ec = acpi_driver_data(device);
mutex_lock(&ec->lock);
- list_for_each_entry(handler, &ec->list, node) {
+ list_for_each_entry_safe(handler, tmp, &ec->list, node) {
list_del(&handler->node);
kfree(handler);
}
-
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