From 747c8478c6b1e023246b6b91b68072b72a3f1036 Mon Sep 17 00:00:00 2001
From: Martin Martinez Rivera <martinmr@users.noreply.github.com>
Date: Thu, 5 Dec 2019 15:56:53 -0800
Subject: [PATCH] Fix unhandled error warnings in x.go (#4366)

---
 x/x.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/x/x.go b/x/x.go
index cf7f2025eb8..7af1d8f385b 100644
--- a/x/x.go
+++ b/x/x.go
@@ -299,7 +299,9 @@ func ReadLine(r *bufio.Reader, buf *bytes.Buffer) error {
 		// over to our own buffer.
 		line, isPrefix, err = r.ReadLine()
 		if err == nil {
-			buf.Write(line)
+			if _, err := buf.Write(line); err != nil {
+				return err
+			}
 		}
 	}
 	return err
@@ -653,7 +655,9 @@ func GetDgraphClient(conf *viper.Viper, login bool) (*dgo.Dgraph, CloseFunc) {
 
 	closeFunc := func() {
 		for _, c := range conns {
-			c.Close()
+			if err := c.Close(); err != nil {
+				glog.Warningf("Error closing connection to Dgraph client: %v", err)
+			}
 		}
 	}
 	return dg, closeFunc