From 96d2ef39c110725f2f5e98a613c02c794bec4273 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C5=81ukasz=20Plewa?= Date: Mon, 10 Mar 2025 13:56:14 +0100 Subject: [PATCH] add missing nullcheck in critnib --- src/critnib/critnib.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/src/critnib/critnib.c b/src/critnib/critnib.c index 5c3a65dfd..feb492e20 100644 --- a/src/critnib/critnib.c +++ b/src/critnib/critnib.c @@ -537,6 +537,11 @@ find_predecessor(struct critnib_node *__restrict n) { } utils_atomic_load_acquire_ptr((void **)&n->child[nib], (void **)&n); + + if (!n) { + return NULL; + } + if (is_leaf(n)) { return to_leaf(n); } @@ -650,6 +655,11 @@ static struct critnib_leaf *find_successor(struct critnib_node *__restrict n) { } n = n->child[nib]; + + if (!n) { + return NULL; + } + if (is_leaf(n)) { return to_leaf(n); }