[PATCH 28/34] sequencer: release strbuf after use in save_head()

[Rene Scharfe <l.s.r@xxxxxx>]

Signed-off-by: Rene Scharfe <l.s.r@xxxxxx>
---
 sequencer.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sequencer.c b/sequencer.c
index fcceabb80f..60636ce54b 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -1563,23 +1563,26 @@ static int create_seq_dir(void)
 static int save_head(const char *head)
 {
 	static struct lock_file head_lock;
 	struct strbuf buf = STRBUF_INIT;
 	int fd;
+	ssize_t written;
 
 	fd = hold_lock_file_for_update(&head_lock, git_path_head_file(), 0);
 	if (fd < 0) {
 		rollback_lock_file(&head_lock);
 		return error_errno(_("could not lock HEAD"));
 	}
 	strbuf_addf(&buf, "%s\n", head);
-	if (write_in_full(fd, buf.buf, buf.len) < 0) {
+	written = write_in_full(fd, buf.buf, buf.len);
+	strbuf_release(&buf);
+	if (written < 0) {
 		rollback_lock_file(&head_lock);
 		return error_errno(_("could not write to '%s'"),
 				   git_path_head_file());
 	}
 	if (commit_lock_file(&head_lock) < 0) {
 		rollback_lock_file(&head_lock);
 		return error(_("failed to finalize '%s'."), git_path_head_file());
 	}
 	return 0;
 }
-- 
2.14.1