From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Mike Marciniszyn <mike.marciniszyn@intel.com>,
        "Michael J. Ruhl" <michael.j.ruhl@intel.com>,
        Dennis Dalessandro <dennis.dalessandro@intel.com>,
        Doug Ledford <dledford@redhat.com>
Subject: [PATCH 4.9 067/164] IB/hfi1: Return an error on memory allocation failure
Date: Tue, 23 May 2017 22:08:04 +0200
Message-Id: <20170523200910.087077398@linuxfoundation.org>
In-Reply-To: <20170523200907.297534241@linuxfoundation.org>
References: <20170523200907.297534241@linuxfoundation.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <stable.vger.kernel.org>

4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Michael J. Ruhl <michael.j.ruhl@intel.com>

commit 94679061dcdddbafcf24e3bfb526e54dedcc2f2f upstream.

If the eager buffer allocation fails, it is necessary to return
an error code.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/infiniband/hw/hfi1/init.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -1757,6 +1757,7 @@ int hfi1_setup_eagerbufs(struct hfi1_ctx
 			    !HFI1_CAP_KGET_MASK(rcd->flags, MULTI_PKT_EGR)) {
 				dd_dev_err(dd, "ctxt%u: Failed to allocate eager buffers\n",
 					   rcd->ctxt);
+				ret = -ENOMEM;
 				goto bail_rcvegrbuf_phys;
 			}