[PATCH] git-submodule: a small fix

From: Roy Liu <carsomyr@gmail.com>
Date: Sep 26, 2011, 22:00 UTC
Message-ID: <CAOOg04z0UjOQCBMTuii37y3ykNU17hDTcD9E81C+r1whFpMaCg@mail.gmail.com>

In git-submodule.sh, the "url" variable may contain a stale value from the previous loop iteration, so clear it.

--- git-submodule.sh.orig 2011-09-26 17:50:45.000000000 -0400 +++ git-submodule.sh 2011-09-26 17:51:18.000000000 -0400

@@ -370,6 +370,8 @@
           esac
           git config submodule."$name".url "$url" ||
           die "Failed to register url for submodule path '$path'"
+        else
+            url=""
       fi

       # Copy "update" setting when it is not set yet