Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

Merge git://git./linux/kernel/git/bpf/bpf-next

Daniel Borkmann says:

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pull-request: bpf-next 2020-10-15

The main changes are:

1) Fix register equivalence tracking in verifier, from Alexei Starovoitov.

2) Fix sockmap error path to not call bpf_prog_put() with NULL, from Alex Dewar.

3) Fix sockmap to add locking annotations to iterator, from Lorenz Bauer.

4) Fix tcp_hdr_options test to use loopback address, from Martin KaFai Lau.
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>