use 'tree-ish' instead of 'treeish'

diff --git a/git-filter-branch.sh b/git-filter-branch.sh
index 53142492afcfb92f0453359af9a00a045c51e7e9..ac2a005fdb23c48d8451188ffd7b1c8194b0295f 100755 (executable)
--- a/git-filter-branch.sh
+++ b/git-filter-branch.sh
@@ -199,6 +199,7 @@ t)
        test -d "$tempdir" &&
                die "$tempdir already exists, please remove it"
 esac
+orig_dir=$(pwd)
 mkdir -p "$tempdir/t" &&
 tempdir="$(cd "$tempdir"; pwd)" &&
 cd "$tempdir/t" &&
@@ -206,7 +207,7 @@ workdir="$(pwd)" ||
 die ""
 
 # Remove tempdir on exit
-trap 'cd ../..; rm -rf "$tempdir"' 0
+trap 'cd "$orig_dir"; rm -rf "$tempdir"' 0
 
 ORIG_GIT_DIR="$GIT_DIR"
 ORIG_GIT_WORK_TREE="$GIT_WORK_TREE"
@@ -469,7 +470,7 @@ if [ "$filter_tag_name" ]; then
        done
 fi
 
-cd ../..
+cd "$orig_dir"
 rm -rf "$tempdir"
 
 trap - 0