From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Date: Wed, 3 Mar 2021 19:56:35 +0100
Subject: samples, bpf: Add missing munmap in xdpsock
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Patch-mainline: v5.12-rc3
Git-commit: 6bc6699881012b5bd5d49fa861a69a37fc01b49c
References: bsc#1155518
We mmap the umem region, but we never munmap it.
Add the missing call at the end of the cleanup.
Fixes: 3945b37a975d ("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
Acked-by: Gary Lin <glin@suse.com>
---
samples/bpf/xdpsock_user.c | 2 ++
1 file changed, 2 insertions(+)
--- a/samples/bpf/xdpsock_user.c
+++ b/samples/bpf/xdpsock_user.c
@@ -1208,5 +1208,7 @@ int main(int argc, char **argv)
xdpsock_cleanup();
+ munmap(bufs, NUM_FRAMES * opt_xsk_frame_size);
+
return 0;
}