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nvme-pci: compile warnings in nvme_alloc_host_mem()

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"i" should be signed or it could cause a forever loop on the cleanup
path. "size" can be used uninitialized.

Fixes: 87ad72a59a ("nvme-pci: implement host memory buffer support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
This commit is contained in:
Dan Carpenter 2017-07-06 12:26:52 +03:00 committed by Sagi Grimberg
parent 4cb7ca8073
commit 2ee0e4ed5c
1 changed files with 3 additions and 2 deletions
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5
drivers/nvme/host/pci.c
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@ -1582,9 +1582,10 @@ static void nvme_free_host_mem(struct nvme_dev *dev)
static int nvme_alloc_host_mem(struct nvme_dev *dev, u64 min, u64 preferred)
{
struct nvme_host_mem_buf_desc *descs;
u32 chunk_size, max_entries, i = 0;
u32 chunk_size, max_entries;
int i = 0;
void **bufs;
u64 size, tmp;
u64 size = 0, tmp;
/* start big and work our way down */
chunk_size = min(preferred, (u64)PAGE_SIZE << MAX_ORDER);