Use stack-allocated strings for temporary filenames.

[oweals/tinc.git] / src / tincd.c

diff --git a/src/tincd.c b/src/tincd.c
index 22fb726aaf88b61e733799195d5245b5247654a7..84ce0d45e4c41d9eafad5a2402c5c5406f3fd360 100644 (file)
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -390,7 +390,7 @@ static bool keygen(int bits) {
        BIGNUM *e = NULL;
        RSA *rsa_key;
        FILE *f;
-       char *pubname, *privname;
+       char filename[PATH_MAX];
        BN_GENCB *cb;
        int result;
 
@@ -417,9 +417,8 @@ static bool keygen(int bits) {
        } else
                fprintf(stderr, "Done.\n");
 
-       xasprintf(&privname, "%s/rsa_key.priv", confbase);
-       f = ask_and_open(privname, "private RSA key");
-       free(privname);
+       snprintf(filename, sizeof filename, "%s/rsa_key.priv", confbase);
+       f = ask_and_open(filename, "private RSA key");
 
        if(!f)
                return false;
@@ -436,14 +435,13 @@ static bool keygen(int bits) {
        char *name = get_name();
 
        if(name) {
-               xasprintf(&pubname, "%s/hosts/%s", confbase, name);
+               snprintf(filename, sizeof filename, "%s/hosts/%s", confbase, name);
                free(name);
        } else {
-               xasprintf(&pubname, "%s/rsa_key.pub", confbase);
+               snprintf(filename, sizeof filename, "%s/rsa_key.pub", confbase);
        }
 
-       f = ask_and_open(pubname, "public RSA key");
-       free(pubname);
+       f = ask_and_open(filename, "public RSA key");
 
        if(!f)
                return false;