Fix INSIST copy-paste error checking RADIX_V4 instead of RADIX_V6

The INSIST in isc_radix_insert() checks node->data[RADIX_V4] and
node->node_num[RADIX_V4] twice due to a copy-paste error, never
verifying the RADIX_V6 fields.

Fix the second pair to check RADIX_V6.

(cherry picked from commit 3f15f2d9e5968d6e03c4dc89cd7aea097f9c3ced)

diff --git a/lib/isc/radix.c b/lib/isc/radix.c
index 31cceed1b01c974f6de5f802b676a364afec05d2..a62fdde38c5b64689b717623f8b098967f953f4e 100644 (file)
--- a/lib/isc/radix.c
+++ b/lib/isc/radix.c
@@ -458,8 +458,8 @@ isc_radix_insert(isc_radix_tree_t *radix, isc_radix_node_t **target,
                }
                INSIST(node->data[RADIX_V4] == NULL &&
                       node->node_num[RADIX_V4] == -1 &&
-                      node->data[RADIX_V4] == NULL &&
-                      node->node_num[RADIX_V4] == -1);
+                      node->data[RADIX_V6] == NULL &&
+                      node->node_num[RADIX_V6] == -1);
                if (source != NULL) {
                        /* Merging node */
                        for (i = 0; i < RADIX_FAMILIES; i++) {