NBD: use g_new() family of functions

Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20171006235023.11952-22-f4bug@amsat.org>
Signed-off-by: NEric Blake <eblake@redhat.com>

nbd/server.c

@@ -1047,7 +1047,7 @@ NBDExport *nbd_export_new(BlockDriverState *bs, off_t dev_offset, off_t size,
 {
     AioContext *ctx;
     BlockBackend *blk;
-    NBDExport *exp = g_malloc0(sizeof(NBDExport));
+    NBDExport *exp = g_new0(NBDExport, 1);
     uint64_t perm;
     int ret;
 
@@ -1539,7 +1539,7 @@ void nbd_client_new(NBDExport *exp,
     NBDClient *client;
     Coroutine *co;
 
-    client = g_malloc0(sizeof(NBDClient));
+    client = g_new0(NBDClient, 1);
     client->refcount = 1;
     client->exp = exp;
     client->tlscreds = tlscreds;