lkml.org 
[lkml]   [2020]   [Nov]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] iommu: fix return error code in iommu_probe_device()
Date
If iommu_group_get() failed, it need return error code
in iommu_probe_device().

Fixes: cf193888bfbd ("iommu: Move new probe_device path...")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/iommu/iommu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index b53446bb8c6b..6f4a32df90f6 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -253,8 +253,10 @@ int iommu_probe_device(struct device *dev)
goto err_out;

group = iommu_group_get(dev);
- if (!group)
+ if (!group) {
+ ret = -ENODEV;
goto err_release;
+ }

/*
* Try to allocate a default domain - needs support from the
--
2.25.1
\
 
 \ /
  Last update: 2020-11-17 03:55    [W:0.076 / U:2.172 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site