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author | Mark Brown <broonie@kernel.org> | 2020-12-11 17:47:55 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2020-12-11 17:47:55 +0000 |
commit | 031616c434db05ce766f76c62865f55698e0924f (patch) | |
tree | 7f29aa1ff3e7b51a8058cd570fb785c6e769b245 /tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c | |
parent | 064841ccfc49b2315dc0b797239862d3a343aa07 (diff) | |
parent | 85a7555575a0e48f9b73db310d0d762a08a46d63 (diff) |
Merge remote-tracking branch 'asoc/for-5.10' into asoc-linus
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c b/tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c new file mode 100644 index 000000000000..02a59e220cbc --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_sockmap_invalid_update.c @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2020 Cloudflare +#include "vmlinux.h" +#include <bpf/bpf_helpers.h> + +struct { + __uint(type, BPF_MAP_TYPE_SOCKMAP); + __uint(max_entries, 1); + __type(key, __u32); + __type(value, __u64); +} map SEC(".maps"); + +SEC("sockops") +int bpf_sockmap(struct bpf_sock_ops *skops) +{ + __u32 key = 0; + + if (skops->sk) + bpf_map_update_elem(&map, &key, skops->sk, 0); + return 0; +} + +char _license[] SEC("license") = "GPL"; |