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authorZhang Zhen <zhenzhang.zhang@huawei.com>2014-08-06 16:06:06 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-06 18:01:18 -0700
commitb69deb2b7e13f04da5c0684c7ce19e788736ab0d (patch)
tree6f1d7eb7b7ce3c97c8b92ed31c25734ed9423929 /drivers/base/memory.c
parenta840cda63e543d41270698525542a82b7a8a18d7 (diff)
mm/mem-hotplug: replace simple_strtoull() with kstrtoull()
Use the newer and more pleasant kstrtoull() to replace simple_strtoull(), because simple_strtoull() is marked for obsoletion. Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/base/memory.c')
-rw-r--r--drivers/base/memory.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 7c60ed27e711..a2e13e250bba 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -406,7 +406,9 @@ memory_probe_store(struct device *dev, struct device_attribute *attr,
int i, ret;
unsigned long pages_per_block = PAGES_PER_SECTION * sections_per_block;
- phys_addr = simple_strtoull(buf, NULL, 0);
+ ret = kstrtoull(buf, 0, &phys_addr);
+ if (ret)
+ return ret;
if (phys_addr & ((pages_per_block << PAGE_SHIFT) - 1))
return -EINVAL;