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-rw-r--r--mm/hwpoison-inject.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/mm/hwpoison-inject.c b/mm/hwpoison-inject.c
index 329caf5..4ca5fe0 100644
--- a/mm/hwpoison-inject.c
+++ b/mm/hwpoison-inject.c
@@ -34,13 +34,13 @@ static int hwpoison_inject(void *data, u64 val)
if (!hwpoison_filter_enable)
goto inject;
- if (!PageLRU(p) && !PageHuge(p))
- shake_page(p, 0);
+ if (!PageLRU(hpage) && !PageHuge(p))
+ shake_page(hpage, 0);
/*
* This implies unable to support non-LRU pages.
*/
- if (!PageLRU(p) && !PageHuge(p))
- return 0;
+ if (!PageLRU(hpage) && !PageHuge(p))
+ goto put_out;
/*
* do a racy check with elevated page count, to make sure PG_hwpoison
@@ -52,11 +52,14 @@ static int hwpoison_inject(void *data, u64 val)
err = hwpoison_filter(hpage);
unlock_page(hpage);
if (err)
- return 0;
+ goto put_out;
inject:
pr_info("Injecting memory failure at pfn %#lx\n", pfn);
return memory_failure(pfn, 18, MF_COUNT_INCREASED);
+put_out:
+ put_page(hpage);
+ return 0;
}
static int hwpoison_unpoison(void *data, u64 val)