Most scripts use variable TEST_COUNT, but test_cnt are used in diag.sh
and simult_flows.sh. To maintain consistency with other scripts, this
patch renames them as TEST_COUNT:

    test_cnt  -> TEST_COUNT  in diag.sh, simult_flows.sh

Signed-off-by: Geliang Tang <geliang.tang@linux.dev>
---
 tools/testing/selftests/net/mptcp/diag.sh         | 12 ++++++------
 tools/testing/selftests/net/mptcp/simult_flows.sh |  6 +++---
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/tools/testing/selftests/net/mptcp/diag.sh b/tools/testing/selftests/net/mptcp/diag.sh
index 79f77998d7c4..47a37d379c9a 100755
--- a/tools/testing/selftests/net/mptcp/diag.sh
+++ b/tools/testing/selftests/net/mptcp/diag.sh
@@ -5,7 +5,7 @@
 
 mptcp_lib_ns_init
 ksft_skip=4
-test_cnt=1
+TEST_COUNT=1
 timeout_poll=100
 timeout_test=$((timeout_poll * 2 + 1))
 
@@ -56,13 +56,13 @@ __chk_nr()
 		else
 			mptcp_lib_print_err "[ FAIL ] expected $expected found $nr"
 			mptcp_lib_result_fail "${msg}"
-			ret=$test_cnt
+			ret=$TEST_COUNT
 		fi
 	else
 		mptcp_lib_print_ok "[  OK  ]"
 		mptcp_lib_result_pass "${msg}"
 	fi
-	test_cnt=$((test_cnt+1))
+	TEST_COUNT=$((TEST_COUNT+1))
 }
 
 __chk_msk_nr()
@@ -102,16 +102,16 @@ wait_msk_nr()
 	if [ $i -ge $timeout ]; then
 		mptcp_lib_print_err "[ FAIL ] timeout while expecting $expected max $max last $nr"
 		mptcp_lib_result_fail "${msg} # timeout"
-		ret=$test_cnt
+		ret=$TEST_COUNT
 	elif [ $nr != $expected ]; then
 		mptcp_lib_print_err "[ FAIL ] expected $expected found $nr"
 		mptcp_lib_result_fail "${msg} # unexpected result"
-		ret=$test_cnt
+		ret=$TEST_COUNT
 	else
 		mptcp_lib_print_ok "[  OK  ]"
 		mptcp_lib_result_pass "${msg}"
 	fi
-	test_cnt=$((test_cnt+1))
+	TEST_COUNT=$((TEST_COUNT+1))
 }
 
 chk_msk_fallback_nr()
diff --git a/tools/testing/selftests/net/mptcp/simult_flows.sh b/tools/testing/selftests/net/mptcp/simult_flows.sh
index c077e05e1319..b2b31bb49543 100755
--- a/tools/testing/selftests/net/mptcp/simult_flows.sh
+++ b/tools/testing/selftests/net/mptcp/simult_flows.sh
@@ -8,7 +8,7 @@ capture=false
 ksft_skip=4
 timeout_poll=30
 timeout_test=$((timeout_poll * 2 + 1))
-test_cnt=1
+TEST_COUNT=1
 bail=0
 slack=50
 
@@ -109,8 +109,8 @@ do_transfer()
 	local sin=$2
 	local max_time=$3
 	local port
-	port=$((10000+$test_cnt))
-	test_cnt=$((test_cnt+1))
+	port=$((10000+$TEST_COUNT))
+	TEST_COUNT=$((TEST_COUNT+1))
 
 	:> "$cout"
 	:> "$sout"
-- 
2.35.3