diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/idxd/cdev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c index 8dfdbe37e381..8f323e7855c4 100644 --- a/drivers/dma/idxd/cdev.c +++ b/drivers/dma/idxd/cdev.c @@ -137,6 +137,8 @@ static int idxd_cdev_mmap(struct file *filp, struct vm_area_struct *vma) dev_dbg(&pdev->dev, "%s called\n", __func__); rc = check_vma(wq, vma, __func__); + if (rc < 0) + return rc; vma->vm_flags |= VM_DONTCOPY; pfn = (base + idxd_get_wq_portal_full_offset(wq->id, |