samples, bpf: Add missing munmap in xdpsock

We mmap the umem region, but we never munmap it. Add the missing call at the end of the cleanup. Fixes: 3945b37 ("samples/bpf: use hugepages in xdpsock app") Signed-off-by: Maciej Fijalkowski <[email protected]> Signed-off-by: Daniel Borkmann <[email protected]> Acked-by: Björn Töpel <[email protected]> Link: https://lore.kernel.org/bpf/[email protected]
abelits · Mar 4, 2021 · 6bc6699 · 6bc6699
1 parent c95c34f
commit 6bc6699
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
@@ -1699,5 +1699,7 @@ int main(int argc, char **argv)
 
 	xdpsock_cleanup();
 
+	munmap(bufs, NUM_FRAMES * opt_xsk_frame_size);
+
 	return 0;
 }