If errexit is enabled ('set -e'), loopy_wait -- or busywait and others using it -- will stop after the first failure. Note that if the returned status of loopy_wait is checked, and even if errexit is enabled, Bash will not stop at the first error. Fixes: 25ae948b4478 ("selftests/net: add lib.sh") Cc: stable@xxxxxxxxxxxxxxx Acked-by: Geliang Tang <geliang@xxxxxxxxxx> Signed-off-by: Matthieu Baerts (NGI0) <matttbe@xxxxxxxxxx> --- tools/testing/selftests/net/lib.sh | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh index edc030e81a46..a422e10d3d3a 100644 --- a/tools/testing/selftests/net/lib.sh +++ b/tools/testing/selftests/net/lib.sh @@ -67,9 +67,7 @@ loopy_wait() while true do local out - out=$("$@") - local ret=$? - if ((!ret)); then + if out=$("$@"); then echo -n "$out" return 0 fi -- 2.43.0