mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-05 00:20:32 +00:00
Code Issues Releases Wiki Activity

iommu/amd: Remove duplicate check of devid

Browse source 
'devid' has been checked in function check_device, no need to double
check and clean up this.

Cc: Joerg Roedel <joro@8bytes.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Link: https://lore.kernel.org/r/1617939040-35579-1-git-send-email-zhangshaokun@hisilicon.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Shaokun Zhang 2021-04-09 11:30:40 +08:00 committed by Joerg Roedel
parent 268aa45482
commit 45ed93374a
1 changed files with 1 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
drivers/iommu/amd/iommu.c
View file

@ -1685,9 +1685,6 @@ static struct iommu_device *amd_iommu_probe_device(struct device *dev)
return ERR_PTR(-ENODEV);
devid = get_device_id(dev);
if (devid < 0)
return ERR_PTR(devid);
iommu = amd_iommu_rlookup_table[devid];
if (dev_iommu_priv_get(dev))
@ -1989,16 +1986,12 @@ static void amd_iommu_detach_device(struct iommu_domain *dom,
struct device *dev)
{
struct iommu_dev_data *dev_data = dev_iommu_priv_get(dev);
int devid = get_device_id(dev);
struct amd_iommu *iommu;
int devid;
if (!check_device(dev))
return;
devid = get_device_id(dev);
if (devid < 0)
return;
if (dev_data->domain != NULL)
detach_device(dev);