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NVMe: Check for NULL memory in nvme_dev_add 

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Keith Busch 2013-05-01 13:07:48 -06:00 committed by Matthew Wilcox
parent 68b8eca5f8
commit a9ef4343af
1 changed files with 2 additions and 0 deletions
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2
drivers/block/nvme-core.c
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@ -1527,6 +1527,8 @@ static int nvme_dev_add(struct nvme_dev *dev)
mem = dma_alloc_coherent(&dev->pci_dev->dev, 8192, &dma_addr,
GFP_KERNEL);
if (!mem)
return -ENOMEM;
res = nvme_identify(dev, 0, 1, dma_addr);
if (res) {