Commit 360b420d authored by Dan Carpenter's avatar Dan Carpenter Committed by Andrew Morton
Browse files

selftest/vm: uninitialized variable in main() 

Initialize "length" to zero by default.

Link: https://lkml.kernel.org/r/YtZzjvHXVXMXxpXO@kili


Fixes: ff712a62 ("selftests/vm: cleanup hugetlb file after mremap test")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarMina Almasry <almasrymina@google.com>
Reviewed-by: default avatarMuchun Song <songmuchun@bytedance.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 198729c9

tools/testing/selftests/vm/hugepage-mremap.c

+1 −1
Original line number Diff line number Diff line
@@ -107,7 +107,7 @@ static void register_region_with_uffd(char *addr, size_t len) 


int main(int argc, char *argv[])

{

	size_t length;

	size_t length = 0;



	if (argc != 2 && argc != 3) {

		printf("Usage: %s [length_in_MB] <hugetlb_file>\n", argv[0]);