docker/frr-topotests: Fix missing $ in if check

Signed-off-by: Christian Franke <chris@opensourcerouting.org>

diff --git a/tests/topotests/docker/frr-topotests.sh b/tests/topotests/docker/frr-topotests.sh
index 435649c32ffb5cb7f2623b2c6b82f8d43e47feca..6ddfdc94848918b67e1ccf037699e0f6635c688c 100755 (executable)
--- a/tests/topotests/docker/frr-topotests.sh
+++ b/tests/topotests/docker/frr-topotests.sh
@@ -145,7 +145,7 @@ set -- --rm -ti \
        $TOPOTEST_OPTIONS \
        frrouting/topotests "$@"
 
-if [ -n "TOPOTEST_PATH" ]; then
+if [ -n "$TOPOTEST_PATH" ]; then
        set -- -v "$TOPOTEST_PATH:/root/topotests:ro" "$@"
 fi