commit 6bc6699881012b5bd5d49fa861a69a37fc01b49c upstream.
We mmap the umem region, but we never munmap it.
Add the missing call at the end of the cleanup.
Fixes: 3945b37a97 ("samples/bpf: use hugepages in xdpsock app")
Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Link: https://lore.kernel.org/bpf/20210303185636.18070-3-maciej.fijalkowski@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>