[linux-next:master 3726/4499] drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:332:1: warning: unused label 'exit'

Hi Andrey,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   8dca2cd055ffb78b37f52f0bf0bd20c249619c4d
commit: f89f8c6bafd0692d3afd21488d012ceb1baf6df6 [3726/4499] drm/amdgpu: Guard against write accesses after device removal
config: riscv-randconfig-r004-20210523 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project b4fd512c36ca344a3ff69350219e8b0a67e9472a)
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 riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f89f8c6bafd0692d3afd21488d012ceb1baf6df6
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout f89f8c6bafd0692d3afd21488d012ceb1baf6df6
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <redacted>

All warnings (new ones prefixed by >>):

quoted

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:332:1: warning: unused label 'exit' [-Wunused-label]

   exit:
   ^~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:1140:18: warning: result of comparison of constant 4294967296 with expression of type 'resource_size_t' (aka 'unsigned int') is always false [-Wtautological-constant-out-of-range-compare]
                       res->start > 0x100000000ull)
                       ~~~~~~~~~~ ^ ~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4662:6: warning: no previous prototype for function 'amdgpu_device_recheck_guilty_jobs' [-Wmissing-prototypes]
   void amdgpu_device_recheck_guilty_jobs(
        ^
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4662:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void amdgpu_device_recheck_guilty_jobs(
   ^
   static 
   3 warnings generated.


vim +/exit +332 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

   315	
   316		spin_lock_irqsave(&adev->mmio_idx_lock, flags);
   317		for (last = pos + size; pos < last; pos += 4) {
   318			uint32_t tmp = pos >> 31;
   319	
   320			WREG32_NO_KIQ(mmMM_INDEX, ((uint32_t)pos) | 0x80000000);
   321			if (tmp != hi) {
   322				WREG32_NO_KIQ(mmMM_INDEX_HI, tmp);
   323				hi = tmp;
   324			}
   325			if (write)
   326				WREG32_NO_KIQ(mmMM_DATA, *buf++);
   327			else
   328				*buf++ = RREG32_NO_KIQ(mmMM_DATA);
   329		}
   330		spin_unlock_irqrestore(&adev->mmio_idx_lock, flags);
   331	
 > 332	exit:
   333		drm_dev_exit(idx);
   334	}
   335	

---
0-DAY CI Kernel Test Service, Intel Corporation
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