From: Matthew Finlay <Matt@Mellanox.com>
Date: Tue, 19 May 2015 07:11:48 +0000 (-0700)
Subject: IB/cma: Fix broken AF_IB UD support
X-Git-Tag: omap-for-v4.2/wakeirq-drivers-v2^2~2^2~75^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c07678bb01374c510b0f6d4a3832c28ba33e9613;p=pandora-kernel.git

IB/cma: Fix broken AF_IB UD support

Support for using UD and AF_IB is currently broken.  The
IB_CM_SIDR_REQ_RECEIVED message is not handled properly in
cma_save_net_info() and we end up falling into code that will try and
process the request as ipv4/ipv6, which will end up failing.

The resolution is to add a check for the SIDR_REQ and call
cma_save_ib_info() with a NULL path record.  Change cma_save_ib_info()
to copy the src sib info from the listen_id when the path record is NULL.

Reported-by: Hari Shankar <Hari.Shankar@netapp.com>
Signed-off-by: Matt Finlay <matt@mellanox.com>
Acked-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
---

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