[mchinth:sep_socwatch_linux_5_16 1/1] drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces))

From: kernel test robot
Date: Mon Aug 08 2022 - 03:43:27 EST


tree: https://github.com/mchinth/linux sep_socwatch_linux_5_16
head: 4cbfca15a262729ae8557758b49226fe4769f582
commit: 4cbfca15a262729ae8557758b49226fe4769f582 [1/1] Platform/x86 Updated SEP/SOCPERF drivers to latest version
config: i386-randconfig-s003 (https://download.01.org/0day-ci/archive/20220808/202208081533.vgDU1Isu-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://github.com/mchinth/linux/commit/4cbfca15a262729ae8557758b49226fe4769f582
git remote add mchinth https://github.com/mchinth/linux
git fetch --no-tags mchinth sep_socwatch_linux_5_16
git checkout 4cbfca15a262729ae8557758b49226fe4769f582
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

sparse warnings: (new ones prefixed by >>)
drivers/platform/x86/socperf/socperfdrv.c:208:13: sparse: sparse: function 'SOCPERF_Read_Data3' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:1175:13: sparse: sparse: function 'lwpmudrv_Stop_Mem' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:1392:22: sparse: sparse: function 'socperf_Service_IOCTL' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:1516:13: sparse: sparse: function 'socperf_Device_Control' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:1602:12: sparse: sparse: function 'SOCPERF_Abnormal_Terminate' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:104:22: sparse: sparse: symbol 'socperf_drv_version' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:105:5: sparse: sparse: symbol 'read_unc_ctr_info' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:106:10: sparse: sparse: symbol 'dispatch_uncore' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:108:14: sparse: sparse: symbol 'socperf_global_ec' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:109:14: sparse: sparse: symbol 'socperf_abnormal_terminate' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:110:11: sparse: sparse: symbol 'socperf_control' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:114:8: sparse: sparse: symbol 'socperf_pcb_size' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: expected void const volatile [noderef] __user *ptr
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __user *__ptr_pu @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: expected void [noderef] __user *__ptr_pu
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got void *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: got void *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got void *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: got void *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1089:28: sparse: sparse: Using plain integer as NULL pointer
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned long long [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: got unsigned long long [usertype] *
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1175:13: sparse: sparse: symbol 'lwpmudrv_Stop_Mem' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *buf @@
drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: got char *buf
drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char const * @@
drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: got char const *
drivers/platform/x86/socperf/socperfdrv.c:1392:22: sparse: sparse: symbol 'socperf_Service_IOCTL' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got struct IOCTL_ARGS_NODE_S [usertype] *[usertype] @@
drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: got struct IOCTL_ARGS_NODE_S [usertype] *[usertype]
drivers/platform/x86/socperf/socperfdrv.c:1516:13: sparse: sparse: symbol 'socperf_Device_Control' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:1602:12: sparse: sparse: symbol 'SOCPERF_Abnormal_Terminate' was not declared. Should it be static?
>> drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected int ( *read )( ... ) @@ got int ( * )( ... ) @@
drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: expected int ( *read )( ... )
drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: got int ( * )( ... )
>> drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected int ( *write )( ... ) @@ got int ( * )( ... ) @@
drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: expected int ( *write )( ... )
drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: got int ( * )( ... )

vim +1637 drivers/platform/x86/socperf/socperfdrv.c

f57492d07625ddd Manisha Chinthapally 2019-05-01 1619
f57492d07625ddd Manisha Chinthapally 2019-05-01 1620 /*****************************************************************************************
f57492d07625ddd Manisha Chinthapally 2019-05-01 1621 *
f57492d07625ddd Manisha Chinthapally 2019-05-01 1622 * Driver Entry / Exit functions that will be called on when the driver is loaded and
f57492d07625ddd Manisha Chinthapally 2019-05-01 1623 * unloaded
f57492d07625ddd Manisha Chinthapally 2019-05-01 1624 *
f57492d07625ddd Manisha Chinthapally 2019-05-01 1625 ****************************************************************************************/
f57492d07625ddd Manisha Chinthapally 2019-05-01 1626
f57492d07625ddd Manisha Chinthapally 2019-05-01 1627 /*
f57492d07625ddd Manisha Chinthapally 2019-05-01 1628 * Structure that declares the usual file access functions
f57492d07625ddd Manisha Chinthapally 2019-05-01 1629 * First one is for lwpmu_c, the control functions
f57492d07625ddd Manisha Chinthapally 2019-05-01 1630 */
f57492d07625ddd Manisha Chinthapally 2019-05-01 1631 static struct file_operations socperf_Fops = {
f57492d07625ddd Manisha Chinthapally 2019-05-01 1632 .owner = THIS_MODULE,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1633 IOCTL_OP = socperf_Device_Control,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1634 #if defined(CONFIG_COMPAT) && defined(DRV_EM64T)
f57492d07625ddd Manisha Chinthapally 2019-05-01 1635 .compat_ioctl = socperf_Device_Control_Compat,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1636 #endif
f57492d07625ddd Manisha Chinthapally 2019-05-01 @1637 .read = socperf_Read,
f57492d07625ddd Manisha Chinthapally 2019-05-01 @1638 .write = socperf_Write,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1639 .open = socperf_Open,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1640 .release = NULL,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1641 .llseek = NULL,
f57492d07625ddd Manisha Chinthapally 2019-05-01 1642 };
f57492d07625ddd Manisha Chinthapally 2019-05-01 1643

:::::: The code at line 1637 was first introduced by commit
:::::: f57492d07625dddac7920eccdb5be08c55ee16fa platform/x86: SOCPERF3 support for sep & socwatch

:::::: TO: Manisha Chinthapally <manisha.chinthapally@xxxxxxxxx>
:::::: CC: Faycal Benmlih <faycal.benmlih@xxxxxxxxx>

--
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https://01.org/lkp