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-rw-r--r--mm/hugetlb_vmemmap.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/hugetlb_vmemmap.c b/mm/hugetlb_vmemmap.c
index 6254bb2d4ae5..cc4ec752ec16 100644
--- a/mm/hugetlb_vmemmap.c
+++ b/mm/hugetlb_vmemmap.c
@@ -28,15 +28,15 @@ EXPORT_SYMBOL(hugetlb_optimize_vmemmap_key);
static int __init hugetlb_vmemmap_early_param(char *buf)
{
- if (!buf)
+ bool enable;
+
+ if (kstrtobool(buf, &enable))
return -EINVAL;
- if (!strcmp(buf, "on"))
+ if (enable)
static_branch_enable(&hugetlb_optimize_vmemmap_key);
- else if (!strcmp(buf, "off"))
- static_branch_disable(&hugetlb_optimize_vmemmap_key);
else
- return -EINVAL;
+ static_branch_disable(&hugetlb_optimize_vmemmap_key);
return 0;
}