selftests/ftrace: Fix checkbashisms errors

Fix a test case to make checkbashisms clean.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>

1 files 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 79ce7d51350b..df246e505af7 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
@@ -39,10 +39,10 @@ test_trace() {
         fi
         echo "testing $line for >$x<"
         match=`echo $line | sed -e "s/>$x<//"`
-        if [ "$line" == "$match" ]; then
+        if [ "$line" = "$match" ]; then
             fail "$line does not have >$x< in it"
         fi
-        let x=$x+2
+        x=$((x+2))
     done
 }