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Commit 57e22247 authored by Loic Poulain's avatar Loic Poulain Committed by David S. Miller
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net: wwan: core: Return poll error in case of port removal



Ensure that the poll system call returns proper error flags when port
is removed (nullified port ops), allowing user side to properly fail,
without further read or write.

Fixes: 9a44c1cc ("net: Add a WWAN subsystem")
Signed-off-by: default avatarLoic Poulain <loic.poulain@linaro.org>
Reviewed-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a9b5d871
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