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-rw-r--r--drivers/base/memory.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index af9c911cd6b5..ab5c9a7dfeca 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -228,7 +228,7 @@ memory_block_action(unsigned long phys_index, unsigned long action, int online_t
struct page *first_page;
int ret;
- start_pfn = phys_index << PFN_SECTION_SHIFT;
+ start_pfn = section_nr_to_pfn(phys_index);
first_page = pfn_to_page(start_pfn);
switch (action) {