From 8e83223667ff582e6efbeea70874fe60ec310418 Mon Sep 17 00:00:00 2001
From: Seth Forshee <seth.forshee@canonical.com>
Date: Fri, 25 Jan 2019 12:43:49 -0600
Subject: [PATCH] UBUNTU: SAUCE: selftests/ftrace: Fix tab expansion in
 trace_marker snapshot trigger test

When trace lines are passed through echo tabs are being changed
to spaces, causing later string comparisons to fail. Add quotes
around the variables to prevent this.

Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
---
 .../ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
index 27da2dba9b9e..e954bc8d254c 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
@@ -14,12 +14,12 @@ test_trace() {
     x=$2
 
     cat $file | while read line; do
-	comment=`echo $line | sed -e 's/^#//'`
+	comment=`echo "$line" | sed -e 's/^#//'`
 	if [ "$line" != "$comment" ]; then
 	    continue
 	fi
 	echo "testing $line for >$x<"
-	match=`echo $line | sed -e "s/>$x<//"`
+	match=`echo "$line" | sed -e "s/>$x<//"`
 	if [ "$line" = "$match" ]; then
 	    fail "$line does not have >$x< in it"
 	fi