tree be4215aeacbca0c9d580a18788e28b626f618617
parent 5c09f321729c2f1ce6718a0cfefa5e647fa808fc
author Ping Yin <pkufranky@gmail.com> 1204509798 +0800
committer Junio C Hamano <gitster@pobox.com> 1204521945 -0800

git-submodule: Fix typo 'url' which should be '$url'

Fix typo in 'test -z "url"' when checking whether a submodule url is
empty. "url" should be "$url".

Signed-off-by: Ping Yin <pkufranky@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>