eve: reset buffer in OutputJsonBuilderBuffer

Reset the buffer here so each caller doesn't need to do it.

diff --git a/src/output-json.c b/src/output-json.c
index 58b0825fe23d3e75e4eed0d47c33b6630918abd3..2005031c6293e0c4e6fee18c8bfe14b2c5a633ec 100644 (file)
--- a/src/output-json.c
+++ b/src/output-json.c
@@ -983,6 +983,8 @@ int OutputJsonBuilderBuffer(JsonBuilder *js, LogFileCtx *file_ctx, MemBuffer **b
 
     jb_close(js);
 
+    MemBufferReset(*buffer);
+
     if (file_ctx->prefix) {
         MemBufferWriteRaw((*buffer), file_ctx->prefix, file_ctx->prefix_len);
     }