rds: avoid unenecessary cong_update in loop transport
Loop transport which is self loopback, remote port congestion update isn't relevant. Infact the xmit path already ignores it. Receive path needs to do the same. Reported-by: syzbot+4c20b3866171ce8441d2@syzkaller.appspotmail.com Reviewed-by: Sowmini Varadhan <sowmini.varadhan@oracle.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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David S. Miller

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@@ -193,4 +193,5 @@ struct rds_transport rds_loop_transport = {
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.inc_copy_to_user = rds_message_inc_copy_to_user,
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.inc_free = rds_loop_inc_free,
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.t_name = "loopback",
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.t_type = RDS_TRANS_LOOP,
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};
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