dnsmasq: rework network interface ignore

[openwrt/staging/jow.git] / scripts / getver.sh

diff --git a/scripts/getver.sh b/scripts/getver.sh
index 49260a22603fb0f3811203216870fb67794799da..61906040b18f974c3edd263e6ac14c22d3d5eda2 100755 (executable)
--- a/scripts/getver.sh
+++ b/scripts/getver.sh
@@ -21,7 +21,7 @@ try_git() {
        r*)
                GET_REV="$(echo $GET_REV | tr -d 'r')"
                BASE_REV="$(git rev-list ${REBOOT}..HEAD 2>/dev/null | wc -l | awk '{print $1}')"
-               REV="$(git rev-parse HEAD~$((BASE_REV - GET_REV)))"
+               [ $((BASE_REV - GET_REV)) -ge 0 ] && REV="$(git rev-parse HEAD~$((BASE_REV - GET_REV)))"
                ;;
        *)
                BRANCH="$(git rev-parse --abbrev-ref HEAD)"