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mei: clear write cb from waiting list on reset

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Clear write callbacks sitting in write_waiting list on reset.
Otherwise these callbacks are left dangling and cause memory leak.

Signed-off-by: Alexander Usyskin <[email protected]>
Signed-off-by: Tomas Winkler <[email protected]>
Cc: stable <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Alexander Usyskin 2014-01-27 22:27:23 +02:00 • committed by Greg Kroah-Hartman
commit 30c54df7cb
1 changed files with 9 additions and 1 deletions
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10
drivers/misc/mei/client.c
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@ -942,8 +942,16 @@ void mei_cl_all_wakeup(struct mei_device *dev)
void mei_cl_all_write_clear(struct mei_device *dev)
{
struct mei_cl_cb *cb, *next;
struct list_head *list;
list_for_each_entry_safe(cb, next, &dev->write_list.list, list) {
list = &dev->write_list.list;
list_for_each_entry_safe(cb, next, list, list) {
list_del(&cb->list);
mei_io_cb_free(cb);
}
list = &dev->write_waiting_list.list;
list_for_each_entry_safe(cb, next, list, list) {
list_del(&cb->list);
mei_io_cb_free(cb);
}