tree aa0bab66b2bde96f01150504909d3ef5de41a7d1
parent e4d76e1c0b15590f2ad9bba89426c2520cd22ca6
author Trond Myklebust <trond.myklebust@fys.uio.no> 1131590724 -0500
committer Linus Torvalds <torvalds@g5.osdl.org> 1131593493 -0800

[PATCH] SUNRPC: don't reencode when looping in call transmit.

If the call to xprt_transmit() fails due to socket buffer space
exhaustion, we do not need to re-encode the RPC message when we
loop back through call_transmit.

Re-encoding can actually end up triggering the WARN_ON() in
call_decode() if we re-encode something like a read() request and
auth->au_rslack has changed.
It can also cause us to increment the RPCSEC_GSS sequence number
beyond the limits of the allowed window.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>