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Curl_llist_remove: fix potential NULL pointer deref

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Fixes a scan-build warning.
This commit is contained in:
Daniel Stenberg 2017-11-20 22:59:19 +01:00
parent 46e852ce26
commit cec0734b4c
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1 changed files with 5 additions and 1 deletions
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6
lib/llist.c
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@ -106,7 +106,11 @@ Curl_llist_remove(struct curl_llist *list, struct curl_llist_element *e,
e->next->prev = NULL; e->next->prev = NULL;
} }
else { else {
e->prev->next = e->next; if(!e->prev)
list->head = e->next;
else
e->prev->next = e->next;
if(!e->next) if(!e->next)
list->tail = e->prev; list->tail = e->prev;
else else