David Howells 1d4adfaf65 rxrpc: Make rxrpc_kernel_get_srtt() indicate validity ...

Fix rxrpc_kernel_get_srtt() to indicate the validity of the returned
smoothed RTT.  If we haven't had any valid samples yet, the SRTT isn't
useful.

Fixes: c410bf0193 ("rxrpc: Fix the excessive initial retransmission timeout")
Signed-off-by: David Howells <dhowells@redhat.com>

2020-08-20 18:21:28 +01:00

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