git-prune: quote possibly empty $dryrun as parameter to test

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-prune.sh b/git-prune.sh
index aa79807..c4de7f5 100755 (executable)
--- a/git-prune.sh
+++ b/git-prune.sh
@@ -31,7 +31,7 @@ git-prune-packed $dryrun
 redundant=$(git-pack-redundant --all)
 if test "" != "$redundant"
 then
-       if test "" = $dryrun
+       if test "" = "$dryrun"
        then
                echo "$redundant" | xargs rm -f
        else