mptcp: keep unaccepted MPC subflow into join list

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This will simplify all operation dealing with subflows
before accept time (e.g. data fin processing, add_addr).

The join list is already flushed by mptcp_stream_accept()
before returning the newly created msk to the user space.

This also fixes an potential bug present into the old code:
conn_list was manipulated without helding the msk lock
in mptcp_stream_accept().

Tested-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

...

This commit is contained in:

Paolo Abeni 2020-11-19 11:45:58 -08:00 • committed by Jakub Kicinski

parent 8b819a84d4

commit 0397c6d85f

3 changed files with 22 additions and 21 deletions

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24

net/mptcp/protocol.c

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9

net/mptcp/protocol.h

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10

net/mptcp/subflow.c

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