pull: pass upload_pack only when it was given
commit13e0e28f530ae3e337c95b2e5c524f6904968cc0
authorJunio C Hamano <gitster@pobox.com>
Tue, 25 Aug 2015 23:06:53 +0000 (25 16:06 -0700)
committerJunio C Hamano <gitster@pobox.com>
Tue, 25 Aug 2015 23:08:58 +0000 (25 16:08 -0700)
tree87a5bd6212f6e4f056c0ecb34d4691db6d4ed847
parent22d6857d46de7ca28445c40782ba87a66416790d
pull: pass upload_pack only when it was given

The upload_pack shell variable is initialized to an empty string, so
conditional expansion with ${upload_pack+"$upload_pack"} would not
work very well.  You need a colon there.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-pull.sh