1 files changed, 1 insertions, 11 deletions

diff --git a/tools/testing/selftests/kselftest/runner.sh b/tools/testing/selftests/kselftest/runner.sh
index eff3ee303d0d..00c9020bdda8 100644
--- a/tools/testing/selftests/kselftest/runner.sh
+++ b/tools/testing/selftests/kselftest/runner.sh
@@ -24,16 +24,6 @@ tap_prefix()
         fi
 }
 
-# If stdbuf is unavailable, we must fall back to line-at-a-time piping.
-tap_unbuffer()
-{
-        if ! which stdbuf >/dev/null ; then
-                "$@"
-        else
-                stdbuf -i0 -o0 -e0 "$@"
-        fi
-}
-
 run_one()
 {
         DIR="$1"
@@ -54,7 +44,7 @@ run_one()
                 echo "not ok $test_num $TEST_HDR_MSG"
         else
                 cd `dirname $TEST` > /dev/null
-                (((((tap_unbuffer ./$BASENAME_TEST 2>&1; echo $? >&3) |
+                (((((./$BASENAME_TEST 2>&1; echo $? >&3) |
                         tap_prefix >&4) 3>&1) |
                         (read xs; exit $xs)) 4>>"$logfile" &&
                 echo "ok $test_num $TEST_HDR_MSG") ||