lib: dns: Clean up allocated structure on error exit.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Richard Sharpe <rsharpe@samba.org>

diff --git a/lib/addns/dnsgss.c b/lib/addns/dnsgss.c
index f7ed1d17d501782c09fe1e010fc1c3803676b7b0..fd1af7ec5ba4ba1f991ff5e1f7478db8bb98fb96 100644 (file)
--- a/lib/addns/dnsgss.c
+++ b/lib/addns/dnsgss.c
@@ -89,6 +89,8 @@ static DNS_ERROR dns_negotiate_gss_ctx_int( TALLOC_CTX *mem_ctx,
        struct gss_buffer_desc_struct input_desc, *input_ptr, output_desc;
        OM_uint32 major, minor;
        OM_uint32 ret_flags;
+       struct dns_request *req = NULL;
+       struct dns_buffer *buf = NULL;
        DNS_ERROR err;
 
        gss_OID_desc krb5_oid_desc =
@@ -112,9 +114,7 @@ static DNS_ERROR dns_negotiate_gss_ctx_int( TALLOC_CTX *mem_ctx,
 
                if (output_desc.length != 0) {
 
-                       struct dns_request *req;
                        struct dns_rrec *rec;
-                       struct dns_buffer *buf;
 
                        time_t t = time(NULL);
 
@@ -143,12 +143,13 @@ static DNS_ERROR dns_negotiate_gss_ctx_int( TALLOC_CTX *mem_ctx,
                        
                        if (!ERR_DNS_IS_OK(err)) goto error;
 
-                       err = dns_marshall_request(req, req, &buf);
+                       err = dns_marshall_request(mem_ctx, req, &buf);
                        if (!ERR_DNS_IS_OK(err)) goto error;
 
                        err = dns_send(conn, buf);
                        if (!ERR_DNS_IS_OK(err)) goto error;
 
+                       TALLOC_FREE(buf);
                        TALLOC_FREE(req);
                }
 
@@ -162,7 +163,6 @@ static DNS_ERROR dns_negotiate_gss_ctx_int( TALLOC_CTX *mem_ctx,
                if (major == GSS_S_CONTINUE_NEEDED) {
 
                        struct dns_request *resp;
-                       struct dns_buffer *buf;
                        struct dns_tkey_record *tkey;
                        struct dns_rrec *tkey_answer = NULL;
                        uint16_t i;
@@ -210,6 +210,8 @@ static DNS_ERROR dns_negotiate_gss_ctx_int( TALLOC_CTX *mem_ctx,
 
       error:
 
+       TALLOC_FREE(buf);
+       TALLOC_FREE(req);
        return err;
 }