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Commit 97e49368 authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Shuah Khan
Browse files

selftests: ftrace: Check given string is not zero-length 



Use [ ! -z "$VAR" ] instead of [ "$VAR" ] to check
whether the given string variable is not zero-length
since it obviously shows what it means.

Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Acked-by: default avatarSteven Rostedt (VMware) <srostedt@goodmis.org>
Signed-off-by: default avatarShuah Khan <shuahkh@osg.samsung.com>
parent 97bece60

tools/testing/selftests/ftrace/ftracetest

+3 −3
Original line number Diff line number Diff line
@@ -8,7 +8,7 @@ 
# Released under the terms of the GPL v2.



usage() { # errno [message]

[ "$2" ] && echo $2

[ ! -z "$2" ] && echo $2

echo "Usage: ftracetest [options] [testcase(s)] [testcase-directory(s)]"

echo " Options:"

echo "		-h|--help  Show help message"
@@ -50,7 +50,7 @@ parse_opts() { # opts 
  local OPT_TEST_CASES=

  local OPT_TEST_DIR=



  while [ "$1" ]; do

  while [ ! -z "$1" ]; do

    case "$1" in

    --help|-h)

      usage 0
@@ -96,7 +96,7 @@ parse_opts() { # opts 
    ;;

    esac

  done

  if [ "$OPT_TEST_CASES" ]; then

  if [ ! -z "$OPT_TEST_CASES" ]; then

    TEST_CASES=$OPT_TEST_CASES

  fi

}