diff --git a/scripts/check_format.sh b/scripts/check_format.sh
index bf7d549e8..adb5153af 100755
--- a/scripts/check_format.sh
+++ b/scripts/check_format.sh
@@ -243,7 +243,7 @@ if hash shellcheck 2>/dev/null; then
 	SHCK_EXCLUDE="SC1083,SC2002,\
 SC2010,SC2012,SC2016,SC2034,SC2045,SC2046,SC2068,SC2086,SC2089,SC2090,\
 SC2097,SC2098,SC2119,SC2120,SC2128,\
-SC2129,SC2143"
+SC2129"
 	# SPDK fails some error checks which have been deprecated in later versions of shellcheck.
 	# We will not try to fix these error checks, but instead just leave the error types here
 	# so that we can still run with older versions of shellcheck.
diff --git a/test/nvmf/common.sh b/test/nvmf/common.sh
index bc4c0998e..b904bd42d 100644
--- a/test/nvmf/common.sh
+++ b/test/nvmf/common.sh
@@ -246,7 +246,7 @@ function check_ip_is_soft_roce()
 	IP=$1
 	if hash rxe_cfg; then
 		dev=$(ip -4 -o addr show | grep $IP | cut -d" " -f2)
-		if [ -z $(rxe_cfg | grep $dev | awk '{print $4}' | grep "rxe") ]; then
+		if (rxe_cfg | grep $dev | awk '{print $4}' | grep -q "rxe"); then
 			return 1
 		else
 			return 0