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safe_list: add missing null pointer check in safe_list_del()

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
This commit is contained in:
Felix Fietkau 2013-06-28 13:05:06 +02:00
parent c434230a76
commit 316e3fb6c2
1 changed files with 2 additions and 1 deletions
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3
safe_list.c
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@ -108,7 +108,8 @@ void safe_list_del(struct safe_list *list)
next->i = list->i; next->i = list->i;
list->i->head = &next->i; list->i->head = &next->i;
*tail = next_i; *tail = next_i;
next_i->head = tail; if (next_i)
next_i->head = tail;
list->i = NULL; list->i = NULL;
} }