From b97b218b302d7ccc82381d3c8254396804e7d819 Mon Sep 17 00:00:00 2001 From: Jason Gunthorpe Date: Sun, 8 Sep 2019 11:07:26 +0300 Subject: RDMA/odp: Add missing cast for 32 bit length is a size_t which is unsigned int on 32 bit: ../drivers/infiniband/core/umem_odp.c: In function 'ib_init_umem_odp': ../include/linux/overflow.h:59:15: warning: comparison of distinct pointer types lacks a cast 59 | (void) (&__a == &__b); \ | ^~ ../drivers/infiniband/core/umem_odp.c:220:7: note: in expansion of macro 'check_add_overflow' Fixes: 204e3e5630c5 ("RDMA/odp: Check for overflow when computing the umem_odp end") Link: https://lore.kernel.org/r/20190908080726.30017-1-leon@kernel.org Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/umem_odp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/infiniband/core/umem_odp.c') diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index 32fb0b579dec..bd01c77aeef0 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -293,7 +293,7 @@ static inline int ib_init_umem_odp(struct ib_umem_odp *umem_odp, umem_odp->interval_tree.start = ALIGN_DOWN(umem_odp->umem.address, page_size); if (check_add_overflow(umem_odp->umem.address, - umem_odp->umem.length, + (unsigned long)umem_odp->umem.length, &umem_odp->interval_tree.last)) return -EOVERFLOW; umem_odp->interval_tree.last = -- cgit