diff --git a/tools/testing/selftests/net/veth.sh b/tools/testing/selftests/net/veth.sh
index 2fedc0781ce8..11d7cdb898c0 100755
--- a/tools/testing/selftests/net/veth.sh
+++ b/tools/testing/selftests/net/veth.sh
@@ -18,7 +18,8 @@ ret=0
 
 cleanup() {
 	local ns
-	local -r jobs="$(jobs -p)"
+	local jobs
+	readonly jobs="$(jobs -p)"
 	[ -n "${jobs}" ] && kill -1 ${jobs} 2>/dev/null
 	rm -f $STATS
 
@@ -108,7 +109,7 @@ chk_gro() {
 
 if [ ! -f ../bpf/xdp_dummy.o ]; then
 	echo "Missing xdp_dummy helper. Build bpf selftest first"
-	exit -1
+	exit 1
 fi
 
 create_ns