use tmpfs=0 to disable tmpfs

diff --git a/cleanbuild-docker.sh b/cleanbuild-docker.sh
index 6a9ac30f73aa992efb74d72c56b5d448df6f3a38..ffec62e9b28097eab4d1c5079c2c45e9f276c2d1 100755 (executable)
--- a/cleanbuild-docker.sh
+++ b/cleanbuild-docker.sh
@@ -38,7 +38,7 @@ is_no() {
 }
 
 tmpfs() {
-       if is_no "${TMPFS:-true}" || [ "$TMPFS" -le 0 ]; then
+       if is_no "${TMPFS:-true}" || [ "$TMPFS" = "0" ]; then
                return
        fi