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From: <gregkh@linuxfoundation.org>
To: dan.carpenter@oracle.com, gregkh@linuxfoundation.org, jroedel@suse.de
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "iommu/amd: Missing error code in amd_iommu_init_device()" has been added to the 4.4-stable tree
Date: Mon, 09 Jan 2017 16:04:11 +0100	[thread overview]
Message-ID: <14839742512305@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    iommu/amd: Missing error code in amd_iommu_init_device()

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     iommu-amd-missing-error-code-in-amd_iommu_init_device.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 24c790fbf5d8f54c8c82979db11edea8855b74bf Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 24 Nov 2016 14:05:44 +0300
Subject: iommu/amd: Missing error code in amd_iommu_init_device()

From: Dan Carpenter <dan.carpenter@oracle.com>

commit 24c790fbf5d8f54c8c82979db11edea8855b74bf upstream.

We should set "ret" to -EINVAL if iommu_group_get() fails.

Fixes: 55c99a4dc50f ("iommu/amd: Use iommu_attach_group()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/iommu/amd_iommu_v2.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -809,8 +809,10 @@ int amd_iommu_init_device(struct pci_dev
 		goto out_free_domain;
 
 	group = iommu_group_get(&pdev->dev);
-	if (!group)
+	if (!group) {
+		ret = -EINVAL;
 		goto out_free_domain;
+	}
 
 	ret = iommu_attach_group(dev_state->domain, group);
 	if (ret != 0)


Patches currently in stable-queue which might be from dan.carpenter@oracle.com are

queue-4.4/mmc-mmc_test-uninitialized-return-value.patch
queue-4.4/target-iscsi-fix-double-free-in-lio_target_tiqn_addtpg.patch
queue-4.4/s390-crypto-unlock-on-error-in-prng_tdes_read.patch
queue-4.4/usb-xhci-mem-use-passed-in-gfp-flags-instead-of-gfp_kernel.patch
queue-4.4/iommu-amd-missing-error-code-in-amd_iommu_init_device.patch

                 reply	other threads:[~2017-01-09 15:04 UTC|newest]

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