[PATCH selftests 1/2] selftests/ftrace: Make a script checkbashisms clean

[Masami Hiramatsu]

Make kprobe_ftrace.tc checkbashisms clean. Since
"grep function available_tracers" causes an error
on checkbashisms, fix it by explicitly escaping
with double-quotations.

Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
---
 .../ftrace/test.d/kprobe/kprobe_ftrace.tc          |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
index 492426e95e09..7650a82db3f5 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
@@ -3,7 +3,7 @@
 # description: Kprobe dynamic event with function tracer
 
 [ -f kprobe_events ] || exit_unsupported # this is configurable
-grep function available_tracers || exit_unsupported # this is configurable
+grep "function" available_tracers || exit_unsupported # this is configurable
 
 # prepare
 echo nop > current_tracer