David Howells 639f181f0e rxrpc: Fix sendmsg() returning EPIPE due to recvmsg() returning ENODATA
rxrpc_sendmsg() returns EPIPE if there's an outstanding error, such as if
rxrpc_recvmsg() indicating ENODATA if there's nothing for it to read.

Change rxrpc_recvmsg() to return EAGAIN instead if there's nothing to read
as this particular error doesn't get stored in ->sk_err by the networking
core.

Also change rxrpc_sendmsg() so that it doesn't fail with delayed receive
errors (there's no way for it to report which call, if any, the error was
caused by).

Fixes: 17926a79320a ("[AF_RXRPC]: Provide secure RxRPC sockets for use by userspace and kernel both")
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-07-20 17:47:10 -07:00
..
2020-06-05 13:36:35 +01:00
2020-05-28 11:11:45 -07:00
2020-05-28 11:11:45 -07:00
2020-06-08 19:13:37 -07:00