Fix warnings in test suite

Fixes:
tls-ext-register.c:238:11: warning: unused variable 'i' [-Wunused-variable]
record-retvals.c:118:14: warning: unused variable 'vers' [-Wunused-variable]
record-retvals.c:347:1: warning: label 'next' defined but not used [-Wunused-label]
alerts.c:71:14: warning: unused variable 'vers' [-Wunused-variable]
alerts.c:71:11: warning: unused variable 'i' [-Wunused-variable]
alerts.c:160:11: warning: unused variable 'i' [-Wunused-variable]
send-client-cert.c:176:6: warning: no previous prototype for 'start' [-Wmissing-prototypes]
tls-session-supplemental.c:186:6: warning: unused variable 'optval' [-Wunused-variable]
tls-session-supplemental.c:184:7: warning: unused variable 'topbuf' [-Wunused-variable]
tls-session-supplemental.c:183:6: warning: unused variable 'err' [-Wunused-variable]
x509self.c:211:6: warning: unused variable 'optval' [-Wunused-variable]
x509self.c:208:7: warning: unused variable 'topbuf' [-Wunused-variable]
x509self.c:207:6: warning: unused variable 'err' [-Wunused-variable]

Signed-off-by: Tim Rühsen <tim.ruehsen@gmx.de>

6 files changed, 9 insertions, 17 deletions

diff --git a/tests/alerts.c b/tests/alerts.c
index 03f5738bd2..dc17c6b7ab 100644
--- a/tests/alerts.c
+++ b/tests/alerts.c
@@ -68,7 +68,6 @@ static void client_log_func(int level, const char *str)
 static void client(int fd, const char *prio, int ign)
 {
 	int ret;
-	unsigned i, vers;
 	char buffer[64];
 	const char* err;
 	gnutls_certificate_credentials_t x509_cred;
@@ -157,7 +156,6 @@ static void terminate(void)
 static void server(int fd, const char *prio, int ign)
 {
 	int ret;
-	unsigned i;
 	const char* err;
 	char buffer[64];
 	gnutls_session_t session;
@@ -225,7 +223,7 @@ static void server(int fd, const char *prio, int ign)
 	if (ret != GNUTLS_E_WARNING_ALERT_RECEIVED ||
 	    gnutls_alert_get(session) != GNUTLS_A_USER_CANCELED) {
 		fail("client: Error: %s\n", gnutls_strerror(ret));
-	}    
+	}
 
 	do {
 		do {
@@ -239,7 +237,7 @@ static void server(int fd, const char *prio, int ign)
 	if (ret != GNUTLS_E_FATAL_ALERT_RECEIVED ||
 	    gnutls_alert_get(session) != GNUTLS_A_DECRYPT_ERROR) {
 		fail("client: Error: %s\n", gnutls_strerror(ret));
-	}    
+	}
 
 	close(fd);
 	gnutls_deinit(session);
diff --git a/tests/record-retvals.c b/tests/record-retvals.c
index b3166607f9..84328b9652 100644
--- a/tests/record-retvals.c
+++ b/tests/record-retvals.c
@@ -115,7 +115,7 @@ const gnutls_datum_t server_key = { server_key_pem,
 static void client(int fd, const char *prio, int ign)
 {
 	int ret;
-	unsigned i, vers;
+	unsigned i;
 	char buffer[MAX_BUF + 1];
 	const char* err;
 	gnutls_anon_client_credentials_t anoncred;
@@ -344,7 +344,6 @@ static void server(int fd, const char *prio, int ign)
 		i++;
 	} while (ret > 0);
 
-next:
 	if (ret < 0) {
 		fail("client: Error: %s\n", gnutls_strerror(ret));
 		exit(1);
diff --git a/tests/send-client-cert.c b/tests/send-client-cert.c
index 90809ba6cc..34f8f0bd93 100644
--- a/tests/send-client-cert.c
+++ b/tests/send-client-cert.c
@@ -117,7 +117,7 @@ static void try(const char *prio, unsigned expect, unsigned ca_type)
 	if (ret < 0)
 		exit(1);
 
-	ret = gnutls_certificate_set_x509_key_mem(clientx509cred, 
+	ret = gnutls_certificate_set_x509_key_mem(clientx509cred,
 						  &cli_ca3_cert_chain, &cli_ca3_key,
 						  GNUTLS_X509_FMT_PEM);
 	if (ret < 0)
@@ -173,7 +173,7 @@ static void try(const char *prio, unsigned expect, unsigned ca_type)
 	gnutls_dh_params_deinit(dh_params);
 }
 
-void start(const char *prio)
+static void start(const char *prio)
 {
 	global_init();
 
diff --git a/tests/tls-ext-register.c b/tests/tls-ext-register.c
index 15113a3e91..1eee470856 100644
--- a/tests/tls-ext-register.c
+++ b/tests/tls-ext-register.c
@@ -70,7 +70,7 @@ static int TLSEXT_TYPE_server_sent			= 0;
 static int TLSEXT_TYPE_server_received		= 0;
 
 static const unsigned char ext_data[] =
-{	
+{
 	0xFE,
 	0xED
 };
@@ -235,7 +235,6 @@ static void server(int sd, const char *prio)
 	gnutls_certificate_credentials_t serverx509cred;
 	int ret;
 	gnutls_session_t session;
-	unsigned i;
 
 	/* this must be called once in the program
 	 */
diff --git a/tests/tls-session-supplemental.c b/tests/tls-session-supplemental.c
index b7421c3925..36f99102aa 100644
--- a/tests/tls-session-supplemental.c
+++ b/tests/tls-session-supplemental.c
@@ -67,7 +67,7 @@ static int TLS_SUPPLEMENTALDATA_server_sent			= 0;
 static int TLS_SUPPLEMENTALDATA_server_received		= 0;
 
 static const unsigned char supp_data[] =
-{	
+{
 	0xFE,
 	0xED
 };
@@ -180,10 +180,8 @@ end:
 
 static void server(int sd, const char *prio)
 {
-	int err, ret;
-	char topbuf[512];
+	int ret;
 	gnutls_session_t session;
-	int optval = 1;
 	gnutls_certificate_credentials_t serverx509cred;
 
 	/* this must be called once in the program
diff --git a/tests/x509self.c b/tests/x509self.c
index f1c674a8e5..b22dfea2b9 100644
--- a/tests/x509self.c
+++ b/tests/x509self.c
@@ -204,11 +204,9 @@ static void client(int sd, const char *prio)
 
 static void server(int sd, const char *prio)
 {
-	int err, ret;
-	char topbuf[512];
+	int ret;
 	gnutls_session_t session;
 	char buffer[MAX_BUF + 1];
-	int optval = 1;
 	gnutls_certificate_credentials_t x509_cred;
 
 	global_init();