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| author | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2012-01-06 21:49:25 +0100 |
|---|---|---|
| committer | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2012-01-10 20:54:14 +0100 |
| commit | fe304c43c6d63e29ed4fc46a874d7a74313788c5 (patch) | |
| tree | dbc3cc55c09bdcff5b503915d86049b20c9911e7 /drivers/block | |
| parent | NVMe: Fix DMA mapping for admin commands (diff) | |
| download | linux-fe304c43c6d63e29ed4fc46a874d7a74313788c5.tar.xz linux-fe304c43c6d63e29ed4fc46a874d7a74313788c5.zip | |
NVMe: Mark the end of the sg list
For user I/O and admin commands, we were forgetting to mark the end of
the SG list.
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/nvme.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c index 3f8cae9dc960..71fc9030b4df 100644 --- a/drivers/block/nvme.c +++ b/drivers/block/nvme.c @@ -1045,6 +1045,7 @@ static struct nvme_iod *nvme_map_user_pages(struct nvme_dev *dev, int write, length -= (PAGE_SIZE - offset); offset = 0; } + sg_mark_end(&sg[i - 1]); err = -ENOMEM; nents = dma_map_sg(&dev->pci_dev->dev, sg, count, |