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list: refine list_item_del to avoid make list chaos 

There are possible that we call list_item_del to same list item twice. This
will cause the list be into chaos. Reset the next and prev pointer to 0
to avoid risk.

Signed-off-by: Pan Xiuli <xiuli.pan@linux.intel.com>
This commit is contained in:
Pan Xiuli 2018-09-03 17:02:09 +08:00
parent be0b058974
commit 0df634e8a9
1 changed files with 1 additions and 0 deletions
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src/include/sof/list.h
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@ -79,6 +79,7 @@ static inline void list_item_del(struct list_item *item)
{ {
item->next->prev = item->prev; item->next->prev = item->prev;
item->prev->next = item->next; item->prev->next = item->next;
list_init(item);
} }
/* delete item from the list list iteam will be reinitialised /* delete item from the list list iteam will be reinitialised