LU-2217 build: fix 'NULL pointer dereference' errors

[fs/lustre-release.git] / lustre / utils / nidlist.c

diff --git a/lustre/utils/nidlist.c b/lustre/utils/nidlist.c
index d9690a3..78e70ce 100644 (file)
--- a/lustre/utils/nidlist.c
+++ b/lustre/utils/nidlist.c
@@ -208,7 +208,9 @@ static char *nl_nid_lookup_ipaddr(char *nid)
                                     NI_NAMEREQD | NI_NOFQDN) == 0) {
                                         if ((p = strchr(name, '.')))
                                                 *p = '\0';
-                                        len = strlen(name) + strlen(lnet) + 2;
+                                       len = strlen(name) + 2;
+                                       if (lnet)
+                                               len += strlen(lnet);
                                         if (!(res = malloc(len)))
                                                 nl_oom();
                                         snprintf(res, len, "%s@%s", name, lnet);