Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull BPF fixes from Alexei Starovoitov

 - Fix libbpf backward compatibility (Andrii Nakryiko)

 - Add Stanislav Fomichev as bpf/net reviewer

 - Fix resolve_btfid build when cross compiling (Suleiman Souhlal)

* tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  MAINTAINERS: Add myself as bpf networking reviewer
  tools/resolve_btfids: Fix build when cross compiling kernel with clang.
  libbpf: Handle unsupported mmap-based /sys/kernel/btf/vmlinux correctly