diff options
Diffstat (limited to 'net/vmw_vsock/vsock_addr.c')
| -rw-r--r-- | net/vmw_vsock/vsock_addr.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/net/vmw_vsock/vsock_addr.c b/net/vmw_vsock/vsock_addr.c index 82486ee55eac..a986aa6fff9b 100644 --- a/net/vmw_vsock/vsock_addr.c +++ b/net/vmw_vsock/vsock_addr.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2007-2012 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/types.h> @@ -30,13 +22,15 @@ EXPORT_SYMBOL_GPL(vsock_addr_init); int vsock_addr_validate(const struct sockaddr_vm *addr) { + __u8 svm_valid_flags = VMADDR_FLAG_TO_HOST; + if (!addr) return -EFAULT; if (addr->svm_family != AF_VSOCK) return -EAFNOSUPPORT; - if (addr->svm_zero[0] != 0) + if (addr->svm_flags & ~svm_valid_flags) return -EINVAL; return 0; @@ -63,7 +57,7 @@ bool vsock_addr_equals_addr(const struct sockaddr_vm *addr, } EXPORT_SYMBOL_GPL(vsock_addr_equals_addr); -int vsock_addr_cast(const struct sockaddr *addr, +int vsock_addr_cast(const struct sockaddr_unsized *addr, size_t len, struct sockaddr_vm **out_addr) { if (len < sizeof(**out_addr)) |