From: keith.busch@intel.com (Keith Busch)
Subject: [PATCH] NVMe: Check for NULL memory in nvme_dev_add
Date: Wed, 1 May 2013 13:07:48 -0600 [thread overview]
Message-ID: <1367435271-15784-2-git-send-email-keith.busch@intel.com> (raw)
In-Reply-To: <1367435271-15784-1-git-send-email-keith.busch@intel.com>
Signed-off-by: Keith Busch <keith.busch at intel.com>
---
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
next prev parent reply other threads:[~2013-05-01 19:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-01 19:07 [PATCH] NVMe: Fix error clean-up on nvme_alloc_queue Keith Busch
2013-05-01 19:07 ` Keith Busch [this message]
2013-05-01 19:07 ` [PATCH] NVMe: Remove dead code in nvme_dev_add Keith Busch
2013-05-01 20:30 ` Matthew Wilcox
2013-05-01 19:07 ` [PATCH] NVMe: Free allocated memory in probe failure Keith Busch
2013-05-01 19:49 ` Matthew Wilcox
2013-05-01 19:07 ` [PATCH] NVMe: Free admin queue on request_irq error Keith Busch
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