ITS#8097 nssov: clean up some compiler warnings

contrib/slapd-modules/nssov/ether.c

@@ -65,7 +65,7 @@ static int write_ether(nssov_ether_cbp *cbp,Entry *entry)
 {
 	int32_t tmpint32;
 	struct ether_addr tmpaddr;
-	struct berval tmparr[2], empty;
+	struct berval tmparr[2];
 	struct berval *names,*ethers;
 	Attribute *a;
 	int i,j;

contrib/slapd-modules/nssov/host.c

@@ -50,7 +50,7 @@ NSSOV_CBPRIV(host,
 /* write a single host entry to the stream */
 static int write_host(nssov_host_cbp *cbp,Entry *entry)
 {
-	int32_t tmpint32,tmp2int32,tmp3int32;
+	int32_t tmpint32;
 	int numaddr,i,numname,dupname;
 	struct berval name,*names,*addrs;
 	Attribute *a;

contrib/slapd-modules/nssov/network.c

@@ -50,7 +50,7 @@ NSSOV_CBPRIV(network,
 /* write a single network entry to the stream */
 static int write_network(nssov_network_cbp *cbp,Entry *entry)
 {
-	int32_t tmpint32,tmp2int32,tmp3int32;
+	int32_t tmpint32;
 	int numaddr,i,numname,dupname;
 	struct berval name, *names, *addrs;
 	Attribute *a;

contrib/slapd-modules/nssov/nssov.c

@@ -46,7 +46,7 @@ AttributeDescription *nssov_pam_svc_ad;
 #define WRITEBUFFER_MAXSIZE 64*1024
 
 /* Find the given attribute's value in the RDN of the DN */
-int nssov_find_rdnval(struct berval *dn, AttributeDescription *ad, struct berval *value)
+void nssov_find_rdnval(struct berval *dn, AttributeDescription *ad, struct berval *value)
 {
 	struct berval rdn;
 	char *next;
@@ -406,10 +406,10 @@ static void *acceptconn(void *ctx, void *arg)
 			if ((errno==EINTR)||(errno==EAGAIN)||(errno==EWOULDBLOCK))
 			{
 				Debug( LDAP_DEBUG_TRACE,"nssov: accept() failed (ignored): %s",strerror(errno),0,0);
-				return;
+				return NULL;
 			}
 			Debug( LDAP_DEBUG_ANY,"nssov: accept() failed: %s",strerror(errno),0,0);
-			return;
+			return NULL;
 		}
 		/* make sure O_NONBLOCK is not inherited */
 		if ((j=fcntl(csock,F_GETFL,0))<0)
@@ -417,14 +417,14 @@ static void *acceptconn(void *ctx, void *arg)
 			Debug( LDAP_DEBUG_ANY,"nssov: fcntl(F_GETFL) failed: %s",strerror(errno),0,0);
 			if (close(csock))
 				Debug( LDAP_DEBUG_ANY,"nssov: problem closing socket: %s",strerror(errno),0,0);
-			return;
+			return NULL;
 		}
 		if (fcntl(csock,F_SETFL,j&~O_NONBLOCK)<0)
 		{
 			Debug( LDAP_DEBUG_ANY,"nssov: fcntl(F_SETFL,~O_NONBLOCK) failed: %s",strerror(errno),0,0);
 			if (close(csock))
 				Debug( LDAP_DEBUG_ANY,"nssov: problem closing socket: %s",strerror(errno),0,0);
-			return;
+			return NULL;
 		}
 	}
 	connection_fake_init( &conn, &opbuf, ctx );
@@ -435,6 +435,8 @@ static void *acceptconn(void *ctx, void *arg)
 
 	/* handle the connection */
 	handleconnection(ni,csock,op);
+
+	return NULL;
 }
 
 static slap_verbmasks nss_svcs[] = {
@@ -769,7 +771,6 @@ nssov_db_init(
 {
 	slap_overinst *on = (slap_overinst *)be->bd_info;
 	nssov_info *ni;
-	nssov_mapinfo *mi;
 	int rc;
 
 	rc = nssov_pam_init();
@@ -802,6 +803,7 @@ nssov_db_destroy(
 	BackendDB *be,
 	ConfigReply *cr )
 {
+	return 0;
 }
 
 static int
@@ -958,6 +960,7 @@ nssov_db_close(
 				strerror(errno),0,0);
 		}
 	}
+	return 0;
 }
 
 static slap_overinst nssov;

contrib/slapd-modules/nssov/nssov.h

@@ -164,6 +164,9 @@ void nssov_cfg_init(nssov_info *ni,const char *fname);
     }                                                                          \
   }                                                                            \
 
+/* Find the given attribute's value in the RDN of the DN. */
+void nssov_find_rdnval(struct berval *dn,AttributeDescription *ad,struct berval *value);
+
 /* This tries to get the user password attribute from the entry.
    It will try to return an encrypted password as it is used in /etc/passwd,
    /etc/group or /etc/shadow depending upon what is in the directory.
@@ -303,7 +306,6 @@ int pam_pwmod(nssov_info *ni,TFILE *fp,Operation *op,uid_t calleruid);
   { \
     /* define common variables */ \
     int32_t tmpint32; \
-    int rc; \
 	nssov_##db##_cbp cbp; \
 	slap_callback cb = {0}; \
 	SlapReply rs = {REP_RESULT}; \

contrib/slapd-modules/nssov/pam.c

@@ -19,6 +19,9 @@
 #include "nssov.h"
 #include "lutil.h"
 
+#undef ldap_debug	/* silence a warning in ldap-int.h */
+#include "../../../libraries/libldap/ldap-int.h"	/* for ldap_ld_free */
+
 static int ppolicy_cid;
 static AttributeDescription *ad_loginStatus;
 

contrib/slapd-modules/nssov/passwd.c

@@ -207,7 +207,6 @@ static int write_passwd(nssov_passwd_cbp *cbp,Entry *entry)
 {
 	int32_t tmpint32;
 	struct berval tmparr[2], tmpuid[2];
-	const char **tmpvalues;
 	char *tmp;
 	struct berval *names;
 	struct berval *uids;

contrib/slapd-modules/nssov/protocol.c

@@ -15,7 +15,7 @@
  * <http://www.OpenLDAP.org/license.html>.
  */
 /*
-/* ACKNOWLEDGEMENTS:
+ * ACKNOWLEDGEMENTS:
  * This code references portions of the nss-ldapd package
  * written by Arthur de Jong. The nss-ldapd code was forked
  * from the nss-ldap library written by Luke Howard.
@@ -50,7 +50,7 @@ NSSOV_CBPRIV(protocol,
 
 static int write_protocol(nssov_protocol_cbp *cbp,Entry *entry)
 {
-	int32_t tmpint32,tmp2int32,tmp3int32;
+	int32_t tmpint32;
 	int i,numname,dupname,proto;
 	struct berval name,*names;
 	Attribute *a;

contrib/slapd-modules/nssov/rpc.c

@@ -52,7 +52,7 @@ NSSOV_CBPRIV(rpc,
 /* write a single rpc entry to the stream */
 static int write_rpc(nssov_rpc_cbp *cbp,Entry *entry)
 {
-	int32_t tmpint32,tmp2int32,tmp3int32;
+	int32_t tmpint32;
 	int i,numname,dupname,number;
 	struct berval name,*names;
 	Attribute *a;

contrib/slapd-modules/nssov/service.c

@@ -112,8 +112,8 @@ NSSOV_CBPRIV(service,
 
 static int write_service(nssov_service_cbp *cbp,Entry *entry)
 {
-	int32_t tmpint32,tmp2int32,tmp3int32;
-	struct berval name,*names,*ports,*protos;
+	int32_t tmpint32;
+	struct berval name,*names,*protos;
 	struct berval tmparr[2];
 	Attribute *a;
 	char *tmp;