[chrome-os:chromeos-4.19 29831/29836] drivers/usb/host/mausb/ip_link.c:100:17: sparse: sparse: cast from restricted __be16

[chrome-os:chromeos-4.19 29831/29836] drivers/usb/host/mausb/ip_link.c:100:17: sparse: sparse: cast from restricted __be16

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.19
head:   ebdaf7021fb9a412f3c7e2f731537c27e52eb09d
commit: c9047afcfaf4a9d17038c794a9650c8b4c44a44c [29831/29836] CHROMIUM: Add ma-usb kernel module
config: powerpc-randconfig-s032-20210420 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-4.19
        git checkout c9047afcfaf4a9d17038c794a9650c8b4c44a44c
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/usb/host/mausb/ip_link.c:100:17: sparse: sparse: cast from restricted __be16

vim +100 drivers/usb/host/mausb/ip_link.c

    65	
    66	static void __mausb_ip_connect(struct work_struct *work)
    67	{
    68		int status = 0;
    69		struct sockaddr *sa;
    70		int sa_size;
    71		struct mausb_ip_ctx *ip_ctx = container_of(work, struct mausb_ip_ctx,
    72							   connect_work);
    73		unsigned short int family = ip_ctx->dev_addr_in.sa_in.sin_family;
    74	
    75		if (!ip_ctx->udp) {
    76			status = sock_create_kern(ip_ctx->net_ns, family,
    77						  SOCK_STREAM, IPPROTO_TCP,
    78						  &ip_ctx->client_socket);
    79			if (status < 0) {
    80				dev_err(mausb_host_dev.this_device, "Failed to create socket: status=%d",
    81					status);
    82				goto callback;
    83			}
    84		} else {
    85			status = sock_create_kern(ip_ctx->net_ns, family, SOCK_DGRAM,
    86						  IPPROTO_UDP, &ip_ctx->client_socket);
    87			if (status < 0) {
    88				dev_err(mausb_host_dev.this_device, "Failed to create socket: status=%d",
    89					status);
    90				goto callback;
    91			}
    92		}
    93	
    94		__mausb_ip_set_options((struct socket *)ip_ctx->client_socket,
    95				       ip_ctx->udp);
    96	
    97		if (family == AF_INET) {
    98			sa = (struct sockaddr *)&ip_ctx->dev_addr_in.sa_in;
    99			sa_size = sizeof(ip_ctx->dev_addr_in.sa_in);
 > 100			dev_info(mausb_host_dev.this_device, "Connecting to %pI4:%d, status=%d",
   101				 &ip_ctx->dev_addr_in.sa_in.sin_addr,
   102				 htons(ip_ctx->dev_addr_in.sa_in.sin_port), status);
   103	#if IS_ENABLED(CONFIG_IPV6)
   104		} else if (family == AF_INET6) {
   105			sa = (struct sockaddr *)&ip_ctx->dev_addr_in.sa_in6;
   106			sa_size = sizeof(ip_ctx->dev_addr_in.sa_in6);
   107			dev_info(mausb_host_dev.this_device, "Connecting to %pI6c:%d, status=%d",
   108				 &ip_ctx->dev_addr_in.sa_in6.sin6_addr,
   109				 htons(ip_ctx->dev_addr_in.sa_in6.sin6_port), status);
   110	#endif
   111		} else {
   112			dev_err(mausb_host_dev.this_device, "Wrong network family provided");
   113			status = -EINVAL;
   114			goto callback;
   115		}
   116	
   117		status = kernel_connect(ip_ctx->client_socket, sa, sa_size, O_RDWR);
   118		if (status < 0) {
   119			dev_err(mausb_host_dev.this_device, "Failed to connect to host, status=%d",
   120				status);
   121			goto clear_socket;
   122		}
   123	
   124		queue_work(ip_ctx->recv_workq, &ip_ctx->recv_work);
   125	
   126		goto callback;
   127	
   128	clear_socket:
   129		sock_release(ip_ctx->client_socket);
   130		ip_ctx->client_socket = NULL;
   131	callback:
   132		ip_ctx->fn_callback(ip_ctx->ctx, ip_ctx->channel, MAUSB_LINK_CONNECT,
   133				    status, NULL);
   134	}
   135	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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