Message ID | 20190908080726.30017-1-leon@kernel.org (mailing list archive) |
---|---|
State | Mainlined |
Commit | b97b218b302d7ccc82381d3c8254396804e7d819 |
Delegated to: | Jason Gunthorpe |
Headers | show |
Series | [rdma-next] RDMA/odp: Add missing cast for 32 bit | expand |
On Sun, Sep 08, 2019 at 11:07:26AM +0300, Leon Romanovsky wrote: > From: Jason Gunthorpe <jgg@mellanox.com> > > 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") > Signed-off-by: Jason Gunthorpe <jgg@mellanox.com> > Signed-off-by: Leon Romanovsky <leonro@mellanox.com> > --- > drivers/infiniband/core/umem_odp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied to for-next Jason
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 =