faccessat: Specify AT_SYMLINK_NOFOLLOW only when necessary.

- Specify AT_SYMLINK_NOFOLLOW in faccessat only when
   the symbolic-link is analyzed by overlay_path().

Change-Id: Ie3b1f7fedef7441fd4b39c5c8b2ef0f73cba770e
Refs: #1370

test/issues/1370/1370.sh

@@ -0,0 +1,35 @@
+#!/bin/sh
+# 1370.sh COPYRIGHT FUJITSU LIMITED 2020
+
+. $HOME/.mck_test_config
+
+BOOTPARAM="-c 12-15 -m 512M@4 -O"
+USELTP=1
+FAIL=0
+
+. ../../common.sh
+
+# for access02 setting
+chmod 666 /dev/mcos*
+
+echo "issue-1370 test run."
+
+ltp=("access01" "access02" "access03" "access04" "faccessat01")
+
+for tp in ${ltp[@]}
+do
+	pushd ${LTPBIN} > /dev/null
+	${MCEXEC} ${LTPBIN}/${tp}
+	if [ $? -ne 0 ]; then
+		FAIL=1
+	fi
+	popd > /dev/null
+done
+
+if [ ${FAIL} -eq 1 ]; then
+	echo "issue-1370 test NG."
+else
+	echo "issue-1370 test OK."
+fi
+
+mcstop