diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-22 16:28:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-22 16:28:18 -0700 |
| commit | 18a3c5f7abfdf97f88536d35338ebbee119c355c (patch) | |
| tree | 811d3750b18ee6f43b2100b664330e25f9d4f0e6 /drivers/vdpa/mlx5/core/mr.c | |
| parent | 90c911ad7445ccec9936763f05fa5db6a3da53be (diff) | |
| parent | be286f84e33da1a7f83142b64dbd86f600e73363 (diff) | |
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
Pull virtio fixes from Michael Tsirkin:
"Very late in the cycle but both risky if left unfixed and more or less
obvious.."
* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
vdpa/mlx5: Set err = -ENOMEM in case dma_map_sg_attrs fails
vhost-vdpa: protect concurrent access to vhost device iotlb
Diffstat (limited to 'drivers/vdpa/mlx5/core/mr.c')
| -rw-r--r-- | drivers/vdpa/mlx5/core/mr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/vdpa/mlx5/core/mr.c b/drivers/vdpa/mlx5/core/mr.c index 3908ff28eec0..800cfd1967ad 100644 --- a/drivers/vdpa/mlx5/core/mr.c +++ b/drivers/vdpa/mlx5/core/mr.c @@ -278,8 +278,10 @@ done: mr->log_size = log_entity_size; mr->nsg = nsg; mr->nent = dma_map_sg_attrs(dma, mr->sg_head.sgl, mr->nsg, DMA_BIDIRECTIONAL, 0); - if (!mr->nent) + if (!mr->nent) { + err = -ENOMEM; goto err_map; + } err = create_direct_mr(mvdev, mr); if (err) |