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authorKeith Busch <keith.busch@intel.com>2013-05-01 13:07:51 -0600
committerMatthew Wilcox <matthew.r.wilcox@intel.com>2013-05-02 14:33:53 -0400
commit025c557a71bd06a9f6d32259f00e2218b15bf0a4 (patch)
tree06ed292f4b314481699535164b5066a74a5f7511 /drivers/block
parentec5037335064dcc52c2fbbf3d505bae0eb27e713 (diff)
downloadblackbird-op-linux-025c557a71bd06a9f6d32259f00e2218b15bf0a4.tar.gz
blackbird-op-linux-025c557a71bd06a9f6d32259f00e2218b15bf0a4.zip
NVMe: Free admin queue on request_irq error
Fixes a potential memory leak if requesting the admin queue irq fails. Signed-off-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/nvme-core.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index 358d17700c20..391a874e4133 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -1054,14 +1054,19 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev)
}
}
- if (result) {
- nvme_free_queue_mem(nvmeq);
- return result;
- }
+ if (result)
+ goto free_q;
result = queue_request_irq(dev, nvmeq, "nvme admin");
+ if (result)
+ goto free_q;
+
dev->queues[0] = nvmeq;
return result;
+
+ free_q:
+ nvme_free_queue_mem(nvmeq);
+ return result;
}
struct nvme_iod *nvme_map_user_pages(struct nvme_dev *dev, int write,
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