Wipe (some) secrets from memory after use

[tinc] / src / net_setup.c

diff --git a/src/net_setup.c b/src/net_setup.c
index b0b8760..40cdaf6 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -267,7 +267,7 @@ bool setup_myself_reloadable(void) {
                        proxytype = PROXY_EXEC;
                } else {
                        logger(DEBUG_ALWAYS, LOG_ERR, "Unknown proxy type %s!", proxy);
-                       free(proxy);
+                       free_string(proxy);
                        return false;
                }
 
@@ -277,10 +277,10 @@ bool setup_myself_reloadable(void) {
                free(proxyport);
                proxyport = NULL;
 
-               free(proxyuser);
+               free_string(proxyuser);
                proxyuser = NULL;
 
-               free(proxypass);
+               free_string(proxypass);
                proxypass = NULL;
 
                switch(proxytype) {
@@ -291,7 +291,7 @@ bool setup_myself_reloadable(void) {
                case PROXY_EXEC:
                        if(!space || !*space) {
                                logger(DEBUG_ALWAYS, LOG_ERR, "Argument expected for proxy type exec!");
-                               free(proxy);
+                               free_string(proxy);
                                return false;
                        }
 
@@ -312,7 +312,7 @@ bool setup_myself_reloadable(void) {
                                logger(DEBUG_ALWAYS, LOG_ERR, "Host and port argument expected for proxy!");
                                proxyport = NULL;
                                proxyhost = NULL;
-                               free(proxy);
+                               free_string(proxy);
                                return false;
                        }
 
@@ -338,7 +338,7 @@ bool setup_myself_reloadable(void) {
                        break;
                }
 
-               free(proxy);
+               free_string(proxy);
        }
 
        bool choice;