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SUNRPC: Initiate a connection close on an ESHUTDOWN error in stream receive 

If the client stream receive code receives an ESHUTDOWN error either
because the server closed the connection, or because it sent a
callback which cannot be processed, then we should shut down
the connection.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2019-02-16 09:31:47 -05:00
parent 727fcc64a0
commit 5f52a9d429
1 changed files with 4 additions and 1 deletions
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5
net/sunrpc/xprtsock.c
View File

@ -705,7 +705,10 @@ static void xs_stream_data_receive(struct sock_xprt *transport)
read += ret;
cond_resched();
}
xs_poll_check_readable(transport);
if (ret == -ESHUTDOWN)
kernel_sock_shutdown(transport->sock, SHUT_RDWR);
else
xs_poll_check_readable(transport);
out:
mutex_unlock(&transport->recv_mutex);
trace_xs_stream_read_data(&transport->xprt, ret, read);