From mboxrd@z Thu Jan 1 00:00:00 1970 From: keith.busch@intel.com (Keith Busch) Date: Wed, 1 May 2013 13:07:48 -0600 Subject: [PATCH] NVMe: Check for NULL memory in nvme_dev_add In-Reply-To: <1367435271-15784-1-git-send-email-keith.busch@intel.com> References: <1367435271-15784-1-git-send-email-keith.busch@intel.com> Message-ID: <1367435271-15784-2-git-send-email-keith.busch@intel.com> Signed-off-by: Keith Busch --- drivers/block/nvme-core.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index e78faf1..e7d68e3 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -1523,6 +1523,8 @@ 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) { -- 1.7.0.4