Commit 4761612f authored by Marco Elver's avatar Marco Elver Committed by Paul E. McKenney
Browse files

kcsan: selftest: Ensure that address is at least PAGE_SIZE 



In preparation of supporting only addresses not within the NULL page,
change the selftest to never use addresses that are less than PAGE_SIZE.

Reviewed-by: default avatarDmitry Vyukov <dvyukov@google.com>
Signed-off-by: default avatarMarco Elver <elver@google.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 3650b228

kernel/kcsan/selftest.c

+3 −0
Original line number Diff line number Diff line
@@ -33,6 +33,9 @@ static bool test_encode_decode(void) 
		unsigned long addr;



		prandom_bytes(&addr, sizeof(addr));

		if (addr < PAGE_SIZE)

			addr = PAGE_SIZE;



		if (WARN_ON(!check_encodable(addr, size)))

			return false;