* Patch "iommu/amd: Missing error code in amd_iommu_init_device()" has been added to the 4.9-stable tree
@ 2017-01-09 15:26 gregkh
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From: gregkh @ 2017-01-09 15:26 UTC (permalink / raw)
To: dan.carpenter, gregkh, jroedel; +Cc: stable, stable-commits
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 4.9-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-4.9 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
@@ -805,8 +805,10 @@ 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-4.9/staging-media-davinci_vpfe-unlock-on-error-in-vpfe_reqbufs.patch
queue-4.9/mmc-mmc_test-uninitialized-return-value.patch
queue-4.9/relay-check-array-offset-before-using-it.patch
queue-4.9/target-iscsi-fix-double-free-in-lio_target_tiqn_addtpg.patch
queue-4.9/s390-crypto-unlock-on-error-in-prng_tdes_read.patch
queue-4.9/usb-xhci-mem-use-passed-in-gfp-flags-instead-of-gfp_kernel.patch
queue-4.9/iommu-amd-missing-error-code-in-amd_iommu_init_device.patch
queue-4.9/efi-efivar_ssdt_load-don-t-return-success-on-allocation-failure.patch
queue-4.9/asoc-intel-skylake-fix-a-shift-wrapping-bug.patch
queue-4.9/input-synaptics-rmi4-unlock-on-error.patch
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2017-01-09 15:26 Patch "iommu/amd: Missing error code in amd_iommu_init_device()" has been added to the 4.9-stable tree gregkh
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