ipcpd: Don't strdup() the dif_name in main loop

5 files changed, 8 insertions, 14 deletions

diff --git a/src/ipcpd/ipcp.c b/src/ipcpd/ipcp.c
index a94e268d..2c3beed7 100644
--- a/src/ipcpd/ipcp.c
+++ b/src/ipcpd/ipcp.c
@@ -110,7 +110,7 @@ static void * ipcp_main_loop(void * o)
                         }
                         conf_msg = msg->conf;
                         conf.type = conf_msg->ipcp_type;
-                        conf.dif_name = strdup(conf_msg->dif_name);
+                        conf.dif_name = conf_msg->dif_name;
                         if (conf.dif_name == NULL) {
                                 ret_msg.has_result = true;
                                 ret_msg.result = -1;
@@ -139,8 +139,6 @@ static void * ipcp_main_loop(void * o)
 
                         ret_msg.has_result = true;
                         ret_msg.result = ipcpi.ops->ipcp_bootstrap(&conf);
-                        if (ret_msg.result < 0)
-                                free(conf.dif_name);
                         break;
                 case IPCP_MSG_CODE__IPCP_ENROLL:
                         if (ipcpi.ops->ipcp_enroll == NULL) {
diff --git a/src/ipcpd/local/main.c b/src/ipcpd/local/main.c
index 5117f59d..2448c3a4 100644
--- a/src/ipcpd/local/main.c
+++ b/src/ipcpd/local/main.c
@@ -153,9 +153,6 @@ static int ipcp_local_bootstrap(struct dif_config * conf)
                 return -1;
         }
 
-        /* this IPCP doesn't need to maintain its dif_name */
-        free(conf->dif_name);
-
         ipcp_set_state(IPCP_OPERATIONAL);
 
         pthread_create(&local_data.sduloop, NULL, ipcp_local_sdu_loop, NULL);
diff --git a/src/ipcpd/normal/main.c b/src/ipcpd/normal/main.c
index 85f56ab0..c1bae0d6 100644
--- a/src/ipcpd/normal/main.c
+++ b/src/ipcpd/normal/main.c
@@ -218,6 +218,13 @@ static int normal_ipcp_bootstrap(struct dif_config * conf)
                 return -1; /* -ENOTINIT */
         }
 
+        ipcpi.data->dif_name = strdup(conf->dif_name);
+        if (ipcpi.data->dif_name == NULL) {
+                pthread_rwlock_unlock(&ipcpi.state_lock);
+                LOG_ERR("Failed to set DIF name.");
+                return -1;
+        }
+
         if (ribmgr_init()) {
                 LOG_ERR("Failed to initialise RIB manager.");
                 pthread_rwlock_unlock(&ipcpi.state_lock);
@@ -273,8 +280,6 @@ static int normal_ipcp_bootstrap(struct dif_config * conf)
                 return -1;
         }
 
-        ipcpi.data->dif_name = conf->dif_name;
-
         pthread_rwlock_unlock(&ipcpi.state_lock);
 
         LOG_DBG("Bootstrapped in DIF %s.", conf->dif_name);
diff --git a/src/ipcpd/shim-eth-llc/main.c b/src/ipcpd/shim-eth-llc/main.c
index da496b07..c59a8054 100644
--- a/src/ipcpd/shim-eth-llc/main.c
+++ b/src/ipcpd/shim-eth-llc/main.c
@@ -857,9 +857,6 @@ static int eth_llc_ipcp_bootstrap(struct dif_config * conf)
 
         pthread_rwlock_unlock(&ipcpi.state_lock);
 
-        /* this IPCP doesn't need to maintain its dif_name */
-        free(conf->dif_name);
-
         LOG_DBG("Bootstrapped shim IPCP over Ethernet with LLC with api %d.",
                 getpid());
 
diff --git a/src/ipcpd/shim-udp/main.c b/src/ipcpd/shim-udp/main.c
index 99aac40e..e9c15579 100644
--- a/src/ipcpd/shim-udp/main.c
+++ b/src/ipcpd/shim-udp/main.c
@@ -635,9 +635,6 @@ static int ipcp_udp_bootstrap(struct dif_config * conf)
 
         pthread_rwlock_unlock(&ipcpi.state_lock);
 
-        /* this IPCP doesn't need to maintain its dif_name */
-        free(conf->dif_name);
-
         LOG_DBG("Bootstrapped shim IPCP over UDP with api %d.", getpid());
         LOG_DBG("Bound to IP address %s.", ipstr);
         LOG_DBG("DNS server address is %s.", dnsstr);