tree cbcfe9f449f57cd35d0ce262e5287da4f8476f30
parent 48559b4c30708ebdc849483da9fb83ee08c6c908
author Abhishek Kulkarni <adkulkar@umail.iu.edu> 1250545125 -0500
committer Eric Van Hensbergen <ericvh@gmail.com> 1250545194 -0500

net/9p: insulate the client against an invalid error code sent by a 9p server

A looney tunes server sending an invalid error code (which is !IS_ERR_VALUE)
can result in a client oops. So fix it by adding a check and converting unknown
or invalid error codes to -ESERVERFAULT.

Signed-off-by: Abhishek Kulkarni <adkulkar@umail.iu.edu>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>