[l1k:pciehp_deadlock 1/1] drivers/pci/pci.c:4905:2: error: member reference type 'struct rw_semaphore' is not a pointer; did you mean to use

[l1k:pciehp_deadlock 1/1] drivers/pci/pci.c:4905:2: error: member reference type 'struct rw_semaphore' is not a pointer; did you mean to use

[kernel test robot]

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tree:   https://github.com/l1k/linux pciehp_deadlock
head:   340a50fd68cdc5c65e74e25482b39e9429f9b8fa
commit: 340a50fd68cdc5c65e74e25482b39e9429f9b8fa [1/1] PCI: pciehp: Fix AB-BA deadlock between reset_lock and device_lock
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 3504acc33e8b9ddd7de71d75cdc329a14dbf58d9)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        git checkout 340a50fd68cdc5c65e74e25482b39e9429f9b8fa
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All errors (new ones prefixed by >>):

>> drivers/pci/pci.c:4905:2: error: member reference type 'struct rw_semaphore' is not a pointer; did you mean to use '.'?
           lockdep_assert_held_write(hotplug->pci_slot->reset_lock);
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/lockdep.h:295:27: note: expanded from macro 'lockdep_assert_held_write'
                   WARN_ON(debug_locks && !lockdep_is_held_type(l, 0));    \
                   ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/lockdep.h:268:64: note: expanded from macro 'lockdep_is_held_type'
   #define lockdep_is_held_type(lock, r)   lock_is_held_type(&(lock)->dep_map, (r))
                                                                    ^
   include/asm-generic/bug.h:118:25: note: expanded from macro 'WARN_ON'
           int __ret_warn_on = !!(condition);                              \
                                  ^~~~~~~~~
>> drivers/pci/pci.c:4905:2: error: cannot take the address of an rvalue of type 'struct lockdep_map'
           lockdep_assert_held_write(hotplug->pci_slot->reset_lock);
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/lockdep.h:295:27: note: expanded from macro 'lockdep_assert_held_write'
                   WARN_ON(debug_locks && !lockdep_is_held_type(l, 0));    \
                   ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/lockdep.h:268:57: note: expanded from macro 'lockdep_is_held_type'
   #define lockdep_is_held_type(lock, r)   lock_is_held_type(&(lock)->dep_map, (r))
                                                             ^
   include/asm-generic/bug.h:118:25: note: expanded from macro 'WARN_ON'
           int __ret_warn_on = !!(condition);                              \
                                  ^~~~~~~~~
   2 errors generated.

vim +4905 drivers/pci/pci.c

  4897	
  4898	static int pci_reset_hotplug_slot(struct hotplug_slot *hotplug, int probe)
  4899	{
  4900		int rc = -ENOTTY;
  4901	
  4902		if (!hotplug || !try_module_get(hotplug->owner))
  4903			return rc;
  4904	
> 4905		lockdep_assert_held_write(hotplug->pci_slot->reset_lock);
  4906	
  4907		if (hotplug->ops->reset_slot)
  4908			rc = hotplug->ops->reset_slot(hotplug, probe);
  4909	
  4910		module_put(hotplug->owner);
  4911	
  4912		return rc;
  4913	}
  4914	

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

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