refs: plug strbuf leak in lock_ref_sha1_basic()

Don't just reset, but release the resource held by the local
variable that is about to go out of scope.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/refs.c b/refs.c
index 5fcacc6c41e6c7033367cc9c4cf7c18b33eea286..ed3b2cb405cc576f16e5b94d83683953b94e1e89 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -2334,7 +2334,7 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
                        struct strbuf err = STRBUF_INIT;
                        unable_to_lock_message(ref_file, errno, &err);
                        error("%s", err.buf);
-                       strbuf_reset(&err);
+                       strbuf_release(&err);
                        goto error_return;
                }
        }