README: Document grpc dependencies.

[collectd.git] / src / write_tsdb.c

diff --git a/src/write_tsdb.c b/src/write_tsdb.c
index c562596..46028ba 100644 (file)
--- a/src/write_tsdb.c
+++ b/src/write_tsdb.c
@@ -142,7 +142,7 @@ static int wt_flush_nolock(cdtime_t timeout, struct wt_callback *cb)
             return 0;
     }
 
-    if (cb->send_buf_fill <= 0)
+    if (cb->send_buf_fill == 0)
     {
         cb->send_buf_init_time = cdtime();
         return 0;
@@ -579,13 +579,12 @@ static int wt_config_tsd(oconfig_item_t *ci)
     char callback_name[DATA_MAX_NAME_LEN];
     int i;
 
-    cb = malloc(sizeof(*cb));
+    cb = calloc(1, sizeof(*cb));
     if (cb == NULL)
     {
-        ERROR("write_tsdb plugin: malloc failed.");
+        ERROR("write_tsdb plugin: calloc failed.");
         return -1;
     }
-    memset(cb, 0, sizeof(*cb));
     cb->sock_fd = -1;
     cb->node = NULL;
     cb->service = NULL;