[jirislaby:devel 12/45] drivers/tty/serial/8250/8250_airoha.c:150:6: error: incompatible pointer to integer conversion assigning to 'int' from 'struct uart_8250_port *'

[jirislaby:devel 12/45] drivers/tty/serial/8250/8250_airoha.c:150:6: error: incompatible pointer to integer conversion assigning to 'int' from 'struct uart_8250_port *'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git devel
head:   576b8c5d619ed8abcc9bd2106e527d2c3aba9b2d
commit: 52a3eb3685b86cd5b44146d29ab2ec06e6f813c3 [12/45] serial8250 port operations work on struct uart_8250_port
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20261007/202610072051.56mbj5Nv-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 80cd965b6323b208519f8ab1d5ee86e4ea9862f4)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261007/202610072051.56mbj5Nv-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610072051.56mbj5Nv-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/tty/serial/8250/8250_airoha.c:150:6: error: incompatible pointer to integer conversion assigning to 'int' from 'struct uart_8250_port *' [-Wint-conversion]
     150 |         ret = serial8250_register_8250_port(&uart);
         |             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/tty/serial/8250/8250_airoha.c:164:29: error: incompatible integer to pointer conversion passing 'int' to parameter of type 'struct uart_8250_port *' [-Wint-conversion]
     164 |         serial8250_unregister_port(priv->line);
         |                                    ^~~~~~~~~~
   include/linux/serial_8250.h:190:56: note: passing argument to parameter here
     190 | void serial8250_unregister_port(struct uart_8250_port *);
         |                                                        ^
   2 errors generated.


vim +150 drivers/tty/serial/8250/8250_airoha.c

92a8133c44de33 Christian Marangi 2026-08-11  117  
92a8133c44de33 Christian Marangi 2026-08-11  118  static int airoha_8250_probe(struct platform_device *pdev)
92a8133c44de33 Christian Marangi 2026-08-11  119  {
92a8133c44de33 Christian Marangi 2026-08-11  120  	struct uart_8250_port uart = { };
92a8133c44de33 Christian Marangi 2026-08-11  121  	struct device *dev = &pdev->dev;
92a8133c44de33 Christian Marangi 2026-08-11  122  	struct airoha_8250_priv *priv;
92a8133c44de33 Christian Marangi 2026-08-11  123  	struct resource *res;
92a8133c44de33 Christian Marangi 2026-08-11  124  	int ret;
92a8133c44de33 Christian Marangi 2026-08-11  125  
92a8133c44de33 Christian Marangi 2026-08-11  126  	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
92a8133c44de33 Christian Marangi 2026-08-11  127  	if (!res)
92a8133c44de33 Christian Marangi 2026-08-11  128  		return dev_err_probe(dev, -EINVAL, "invalid address\n");
92a8133c44de33 Christian Marangi 2026-08-11  129  
92a8133c44de33 Christian Marangi 2026-08-11  130  	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
92a8133c44de33 Christian Marangi 2026-08-11  131  	if (!priv)
92a8133c44de33 Christian Marangi 2026-08-11  132  		return -ENOMEM;
92a8133c44de33 Christian Marangi 2026-08-11  133  
92a8133c44de33 Christian Marangi 2026-08-11  134  	uart.port.dev = dev;
92a8133c44de33 Christian Marangi 2026-08-11  135  	if (device_is_compatible(dev, "airoha,an7581-hsuart"))
92a8133c44de33 Christian Marangi 2026-08-11  136  		uart.port.type = UART_PORT_AIROHA_HS;
92a8133c44de33 Christian Marangi 2026-08-11  137  	else
92a8133c44de33 Christian Marangi 2026-08-11  138  		uart.port.type = UART_PORT_AIROHA;
92a8133c44de33 Christian Marangi 2026-08-11  139  	uart.port.flags = UPF_BOOT_AUTOCONF | UPF_FIXED_PORT |
92a8133c44de33 Christian Marangi 2026-08-11  140  			  UPF_FIXED_TYPE | UPF_IOREMAP;
92a8133c44de33 Christian Marangi 2026-08-11  141  	uart.port.set_divisor = airoha_set_divisor;
92a8133c44de33 Christian Marangi 2026-08-11  142  	uart.port.get_divisor = airoha_get_divisor;
92a8133c44de33 Christian Marangi 2026-08-11  143  	uart.port.mapbase = res->start;
92a8133c44de33 Christian Marangi 2026-08-11  144  	uart.port.mapsize = resource_size(res);
92a8133c44de33 Christian Marangi 2026-08-11  145  
92a8133c44de33 Christian Marangi 2026-08-11  146  	ret = uart_read_and_validate_port_properties(&uart.port);
92a8133c44de33 Christian Marangi 2026-08-11  147  	if (ret)
92a8133c44de33 Christian Marangi 2026-08-11  148  		return ret;
92a8133c44de33 Christian Marangi 2026-08-11  149  
92a8133c44de33 Christian Marangi 2026-08-11 @150  	ret = serial8250_register_8250_port(&uart);
92a8133c44de33 Christian Marangi 2026-08-11  151  	if (ret < 0)
92a8133c44de33 Christian Marangi 2026-08-11  152  		return ret;
92a8133c44de33 Christian Marangi 2026-08-11  153  
92a8133c44de33 Christian Marangi 2026-08-11  154  	priv->line = ret;
92a8133c44de33 Christian Marangi 2026-08-11  155  	platform_set_drvdata(pdev, priv);
92a8133c44de33 Christian Marangi 2026-08-11  156  
92a8133c44de33 Christian Marangi 2026-08-11  157  	return 0;
92a8133c44de33 Christian Marangi 2026-08-11  158  }
92a8133c44de33 Christian Marangi 2026-08-11  159  
92a8133c44de33 Christian Marangi 2026-08-11  160  static void airoha_8250_remove(struct platform_device *ofdev)
92a8133c44de33 Christian Marangi 2026-08-11  161  {
92a8133c44de33 Christian Marangi 2026-08-11  162  	struct airoha_8250_priv *priv = platform_get_drvdata(ofdev);
92a8133c44de33 Christian Marangi 2026-08-11  163  
92a8133c44de33 Christian Marangi 2026-08-11 @164  	serial8250_unregister_port(priv->line);
92a8133c44de33 Christian Marangi 2026-08-11  165  }
92a8133c44de33 Christian Marangi 2026-08-11  166  

:::::: The code at line 150 was first introduced by commit
:::::: 92a8133c44de3340a35d638c0458886e633ba98c serial: 8250: Add Airoha SoC UART and HSUART support

:::::: TO: Christian Marangi <ansuelsmth@gmail.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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