lib/dns/rbt.c: Suppress nullPointerRedundantCheck warnings from Cppcheck

diff --git a/lib/dns/rbt.c b/lib/dns/rbt.c
index ce8e1f3436d5a1ec87fd315f97df6e5823d49014..34170ce9ab54762a3757499c2df528491005c726 100644 (file)
--- a/lib/dns/rbt.c
+++ b/lib/dns/rbt.c
@@ -2676,6 +2676,7 @@ deletefromlevel(dns_rbtnode_t *item, dns_rbtnode_t **rootp) {
         * Fix color violations.
         */
        if (IS_BLACK(item)) {
+               /* cppcheck-suppress nullPointerRedundantCheck symbolName=item */
                parent = PARENT(item);
 
                while (child != *rootp && IS_BLACK(child)) {
@@ -2693,6 +2694,7 @@ deletefromlevel(dns_rbtnode_t *item, dns_rbtnode_t **rootp) {
 
                                INSIST(sibling != NULL);
 
+                               /* cppcheck-suppress nullPointerRedundantCheck symbolName=sibling */
                                if (IS_BLACK(LEFT(sibling)) &&
                                    IS_BLACK(RIGHT(sibling))) {
                                        MAKE_RED(sibling);
@@ -2732,6 +2734,7 @@ deletefromlevel(dns_rbtnode_t *item, dns_rbtnode_t **rootp) {
 
                                INSIST(sibling != NULL);
 
+                               /* cppcheck-suppress nullPointerRedundantCheck symbolName=sibling */
                                if (IS_BLACK(LEFT(sibling)) &&
                                    IS_BLACK(RIGHT(sibling))) {
                                        MAKE_RED(sibling);
@@ -2863,6 +2866,7 @@ check_properties_helper(dns_rbtnode_t *node) {
                        return (false);
        }
 
+       /* cppcheck-suppress nullPointerRedundantCheck symbolName=node */
        if ((DOWN(node) != NULL) && (!IS_ROOT(DOWN(node))))
                return (false);
 
@@ -2900,12 +2904,15 @@ check_black_distance_helper(dns_rbtnode_t *node, size_t *distance) {
                return (true);
        }
 
+       /* cppcheck-suppress nullPointerRedundantCheck symbolName=node */
        if (!check_black_distance_helper(LEFT(node), &dl))
                return (false);
 
+       /* cppcheck-suppress nullPointerRedundantCheck symbolName=node */
        if (!check_black_distance_helper(RIGHT(node), &dr))
                return (false);
 
+       /* cppcheck-suppress nullPointerRedundantCheck symbolName=node */
        if (!check_black_distance_helper(DOWN(node), &dd))
                return (false);