doc: add required python versions

[dpdk.git] / scripts / relpath.sh

diff --git a/scripts/relpath.sh b/scripts/relpath.sh
index 7d2f48f..4ff4671 100755 (executable)
--- a/scripts/relpath.sh
+++ b/scripts/relpath.sh
@@ -61,6 +61,8 @@ right2=${REL2#*/}
 prev_right2=$REL2
 prev_left2=
 
+prefix=
+
 while [ "${right1}" != "" -a "${right2}" != "" ]; do
 
        if [ "$left1" != "$left2" ]; then