resync with udhcp cvs

1 files changed, 2 insertions, 2 deletions

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index c55ebbb09..740daaffb 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -248,7 +248,7 @@ int main(int argc, char *argv[])
                 switch (c) {
                 case 'c':
                         len = strlen(optarg) > 255 ? 255 : strlen(optarg);
-                        free(client_config.clientid);
+                        if (client_config.clientid) free(client_config.clientid);
                         client_config.clientid = xmalloc(len + 2);
                         client_config.clientid[OPT_CODE] = DHCP_CLIENT_ID;
                         client_config.clientid[OPT_LEN] = len;
@@ -264,7 +264,7 @@ int main(int argc, char *argv[])
                 case 'h':
                 case 'H':
                         len = strlen(optarg) > 255 ? 255 : strlen(optarg);
-                        free(client_config.hostname);
+                        if (client_config.hostname) free(client_config.hostname);
                         client_config.hostname = xmalloc(len + 2);
                         client_config.hostname[OPT_CODE] = DHCP_HOST_NAME;
                         client_config.hostname[OPT_LEN] = len;