use the newer and more pleasant kstrtoul() to replace simple_strtoul(), because simple_strtoul() is marked for obsoletion. Signed-off-by: Zhang Zhen <zhenzhang.zhang@xxxxxxxxxx> --- drivers/base/memory.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/base/memory.c b/drivers/base/memory.c index 89f752d..c1b118a 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 -EINVAL; if (phys_addr & ((pages_per_block << PAGE_SHIFT) - 1)) return -EINVAL; -- 1.8.1.2 . -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>