bpf sockmap fixes

[kernel-patches-bot]

Pull request for series with
subject: bpf sockmap fixes
version: 1
url: https://patchwork.kernel.org/project/netdevbpf/list/?series=732499

[kernel-patches-bot]

Upstream branch: 10ec8ca
series: https://patchwork.kernel.org/project/netdevbpf/list/?series=732499
version: 1

Pull request is NOT updated. Failed to apply https://patchwork.kernel.org/project/netdevbpf/list/?series=732499
error message:

Cmd('git') failed due to: exit code(128)
  cmdline: git am --3way
  stdout: 'Applying: bpf: sockmap, pass skb ownership through read_skb
Applying: bpf: sockmap, convert schedule_work into delayed_work
Applying: bpf: sockmap, improved check for empty queue
Applying: bpf: sockmap, handle fin correctly
Applying: bpf: sockmap, TCP data stall on recv before accept
Applying: bpf: sockmap, wake up polling after data copy
Patch failed at 0006 bpf: sockmap, wake up polling after data copy
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".'
  stderr: 'error: sha1 information is lacking or useless (net/core/skmsg.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch'

conflict:

[kernel-patches-bot]

At least one diff in series https://patchwork.kernel.org/project/netdevbpf/list/?series=732499 expired. Closing PR.