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RDMA/nes: Add a check for strict_strtoul() 

It should check if strict_strtoul() succeeds before using
'wqm_quanta_value'.

Signed-off-by: Liu Yuan <tailai.ly@taobao.com>

[ Convert to kstrtoul() directly while we're here.  - Roland ]

Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Liu Yuan 2011-04-01 06:23:49 +00:00 committed by Roland Dreier
parent c3af0980ce
commit 52f81dbaf1
1 changed files with 3 additions and 1 deletions
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4
drivers/infiniband/hw/nes/nes.c
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@ -1138,7 +1138,9 @@ static ssize_t nes_store_wqm_quanta(struct device_driver *ddp,
u32 i = 0;
struct nes_device *nesdev;
strict_strtoul(buf, 0, &wqm_quanta_value);
if (kstrtoul(buf, 0, &wqm_quanta_value) < 0)
return -EINVAL;
list_for_each_entry(nesdev, &nes_dev_list, list) {
if (i == ee_flsh_adapter) {
nesdev->nesadapter->wqm_quanta = wqm_quanta_value;