Commit 99b18e88 authored by Jiapeng Chong's avatar Jiapeng Chong Committed by Vinod Koul
Browse files

dmaengine: idxd: Fix missing error code in idxd_cdev_open() 



The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'rc'.

Eliminate the follow smatch warning:

drivers/dma/idxd/cdev.c:113 idxd_cdev_open() warn: missing error code
'rc'.

Reported-by: default avatarAbaci Robot <abaci@linux.alibaba.com>
Signed-off-by: default avatarJiapeng Chong <jiapeng.chong@linux.alibaba.com>
Acked-by: default avatarDave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/1622628446-87909-1-git-send-email-jiapeng.chong@linux.alibaba.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent fffdaba4

drivers/dma/idxd/cdev.c

+1 −0
Original line number Diff line number Diff line
@@ -110,6 +110,7 @@ static int idxd_cdev_open(struct inode *inode, struct file *filp) 
		pasid = iommu_sva_get_pasid(sva);

		if (pasid == IOMMU_PASID_INVALID) {

			iommu_sva_unbind_device(sva);

			rc = -EINVAL;

			goto failed;

		}