rwrap: Fix a possible NULL dereference.

[sfrench/samba-autobuild/.git] / lib / resolv_wrapper / resolv_wrapper.c

diff --git a/lib/resolv_wrapper/resolv_wrapper.c b/lib/resolv_wrapper/resolv_wrapper.c
index c70ca64e92b7737e3cd5b972cd719fdb1352d20c..10af3606b61be0bcab3cd9e314c2eb3a274ef9b9 100644 (file)
--- a/lib/resolv_wrapper/resolv_wrapper.c
+++ b/lib/resolv_wrapper/resolv_wrapper.c
@@ -733,7 +733,7 @@ static int rwrap_get_record(const char *hostfile, unsigned recursion,
                }
        }
 
-       if (rc == ENOENT && recursion == 0) {
+       if (rc == ENOENT && recursion == 0 && key != NULL) {
                RWRAP_LOG(RWRAP_LOG_TRACE, "Record for [%s] not found\n", query);
                memcpy(rr->key, key, strlen(key) + 1);
        }