util/disk_cache: close fd in the fallback path
There are multiple goto path_fail
with an open fd, but none that go to fail:
without going through path_fail:
first, so let's just move the close(fd)
there.
There are multiple goto path_fail
with an open fd, but none that go to fail:
without going through path_fail:
first, so let's just move the close(fd)
there.