rebase: fix "rebase --continue" breakage

The --skip case was handled properly when rebasing without --merge,
but the --continue case was not.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

git-rebase.sh

@@ -170,7 +170,11 @@ do
 			finish_rb_merge
 			exit
 		fi
-		git am --resolved --3way --resolvemsg="$RESOLVEMSG"
+		head_name=$(cat .dotest/head-name) &&
+		onto=$(cat .dotest/onto) &&
+		orig_head=$(cat .dotest/orig-head) &&
+		git am --resolved --3way --resolvemsg="$RESOLVEMSG" &&
+		move_to_original_branch
 		exit
 		;;
 	--skip)

t/t3403-rebase-skip.sh

@@ -39,6 +39,19 @@ test_expect_success 'rebase --skip with am -3' '
 	git reset --hard HEAD &&
 	git rebase --skip
 	'
+
+test_expect_success 'rebase moves back to skip-reference' '
+	test refs/heads/skip-reference = $(git symbolic-ref HEAD) &&
+	git branch post-rebase &&
+	git reset --hard pre-rebase &&
+	! git rebase master &&
+	echo "hello" > hello &&
+	git add hello &&
+	git rebase --continue &&
+	test refs/heads/skip-reference = $(git symbolic-ref HEAD) &&
+	git reset --hard post-rebase
+'
+
 test_expect_success 'checkout skip-merge' 'git checkout -f skip-merge'
 
 test_expect_failure 'rebase with --merge' 'git rebase --merge master'
@@ -51,6 +64,10 @@ test_expect_success 'rebase --skip with --merge' '
 test_expect_success 'merge and reference trees equal' \
 	'test -z "`git diff-tree skip-merge skip-reference`"'
 
+test_expect_success 'moved back to branch correctly' '
+	test refs/heads/skip-merge = $(git symbolic-ref HEAD)
+'
+
 test_debug 'gitk --all & sleep 1'
 
 test_done