Commit 71cd9cb6 authored by Namjae Jeon's avatar Namjae Jeon Committed by Steve French
Browse files

ksmbd: set both ipv4 and ipv6 in FSCTL_QUERY_NETWORK_INTERFACE_INFO 



Set ipv4 and ipv6 address in FSCTL_QUERY_NETWORK_INTERFACE_INFO.

Signed-off-by: default avatarNamjae Jeon <linkinjeon@kernel.org>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent a58b45a4

fs/ksmbd/smb2pdu.c

+12 −10
Original line number Diff line number Diff line
@@ -7241,15 +7241,10 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn, 
	struct sockaddr_storage_rsp *sockaddr_storage;

	unsigned int flags;

	unsigned long long speed;

	struct sockaddr_in6 *csin6 = (struct sockaddr_in6 *)&conn->peer_addr;



	rtnl_lock();

	for_each_netdev(&init_net, netdev) {

		if (out_buf_len <

		    nbytes + sizeof(struct network_interface_info_ioctl_rsp)) {

			rtnl_unlock();

			return -ENOSPC;

		}

		bool ipv4_set = false;



		if (netdev->type == ARPHRD_LOOPBACK)

			continue;
@@ -7257,6 +7252,12 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn, 
		flags = dev_get_flags(netdev);

		if (!(flags & IFF_RUNNING))

			continue;

ipv6_retry:

		if (out_buf_len <

		    nbytes + sizeof(struct network_interface_info_ioctl_rsp)) {

			rtnl_unlock();

			return -ENOSPC;

		}



		nii_rsp = (struct network_interface_info_ioctl_rsp *)

				&rsp->Buffer[nbytes];
@@ -7289,8 +7290,7 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn, 
					nii_rsp->SockAddr_Storage;

		memset(sockaddr_storage, 0, 128);



		if (conn->peer_addr.ss_family == PF_INET ||

		    ipv6_addr_v4mapped(&csin6->sin6_addr)) {

		if (!ipv4_set) {

			struct in_device *idev;



			sockaddr_storage->Family = cpu_to_le16(INTERNETWORK);
@@ -7301,6 +7301,9 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn, 
				continue;

			sockaddr_storage->addr4.IPv4address =

						idev_ipv4_address(idev);

			nbytes += sizeof(struct network_interface_info_ioctl_rsp);

			ipv4_set = true;

			goto ipv6_retry;

		} else {

			struct inet6_dev *idev6;

			struct inet6_ifaddr *ifa;
@@ -7322,10 +7325,9 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn, 
				break;

			}

			sockaddr_storage->addr6.ScopeId = 0;

		}



			nbytes += sizeof(struct network_interface_info_ioctl_rsp);

		}

	}

	rtnl_unlock();



	/* zero if this is last one */