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-rw-r--r--tools/testing/selftests/vm/hugetlb-madvise.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/testing/selftests/vm/hugetlb-madvise.c b/tools/testing/selftests/vm/hugetlb-madvise.c
index 6c6af40f5747..3c9943131881 100644
--- a/tools/testing/selftests/vm/hugetlb-madvise.c
+++ b/tools/testing/selftests/vm/hugetlb-madvise.c
@@ -89,10 +89,11 @@ void write_fault_pages(void *addr, unsigned long nr_pages)
void read_fault_pages(void *addr, unsigned long nr_pages)
{
- unsigned long i, tmp;
+ unsigned long dummy = 0;
+ unsigned long i;
for (i = 0; i < nr_pages; i++)
- tmp += *((unsigned long *)(addr + (i * huge_page_size)));
+ dummy += *((unsigned long *)(addr + (i * huge_page_size)));
}
int main(int argc, char **argv)