diff options
| author | Jiapeng Chong <jiapeng.chong@linux.alibaba.com> | 2021-06-02 18:07:26 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-06-03 12:28:37 +0530 |
| commit | 99b18e88a1cf737ae924123d63b46d9a3d17b1af (patch) | |
| tree | ebb091f1b510d96bf9589cdcb48d955df7ed5acf /drivers/dma | |
| parent | fffdaba402cea79b8d219355487d342ec23f91c6 (diff) | |
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: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Acked-by: Dave 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: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/idxd/cdev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c index 302cba5ff779..d4419bf1fede 100644 --- a/drivers/dma/idxd/cdev.c +++ b/drivers/dma/idxd/cdev.c @@ -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; } |