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* drivers/remoteproc/remoteproc_debugfs.c:395:10: warning: incompatible integer to pointer conversion returning 'long' from a function with result type 'struct dentry *'
@ 2022-01-05 13:15 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2022-01-05 13:15 UTC (permalink / raw)
  To: Miaoqian Lin; +Cc: llvm, kbuild-all, linux-kernel, 0day robot

tree:   https://github.com/0day-ci/linux/commits/UPDATE-20220105-144328/Miaoqian-Lin/remoteproc-Fix-NULL-vs-IS_ERR-checking-in-rproc_create_trace_file/20211227-170725
head:   e2c26738760efa9568ce3fef6180fb4311e28d08
commit: e2c26738760efa9568ce3fef6180fb4311e28d08 remoteproc: Fix NULL vs IS_ERR() checking in rproc_create_trace_file
date:   6 hours ago
config: i386-randconfig-a016-20220105 (https://download.01.org/0day-ci/archive/20220105/202201052108.jYZEx2yr-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d5b6e30ed3acad794dd0aec400e617daffc6cc3d)
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
        # https://github.com/0day-ci/linux/commit/e2c26738760efa9568ce3fef6180fb4311e28d08
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review UPDATE-20220105-144328/Miaoqian-Lin/remoteproc-Fix-NULL-vs-IS_ERR-checking-in-rproc_create_trace_file/20211227-170725
        git checkout e2c26738760efa9568ce3fef6180fb4311e28d08
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/remoteproc/

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

All warnings (new ones prefixed by >>):

>> drivers/remoteproc/remoteproc_debugfs.c:395:10: warning: incompatible integer to pointer conversion returning 'long' from a function with result type 'struct dentry *' [-Wint-conversion]
                   return PTR_ERR(tfile);
                          ^~~~~~~~~~~~~~
   1 warning generated.


vim +395 drivers/remoteproc/remoteproc_debugfs.c

   385	
   386	struct dentry *rproc_create_trace_file(const char *name, struct rproc *rproc,
   387					       struct rproc_debug_trace *trace)
   388	{
   389		struct dentry *tfile;
   390	
   391		tfile = debugfs_create_file(name, 0400, rproc->dbg_dir, trace,
   392					    &trace_rproc_ops);
   393		if (IS_ERR(tfile)) {
   394			dev_err(&rproc->dev, "failed to create debugfs trace entry\n");
 > 395			return PTR_ERR(tfile);
   396		}
   397	
   398		return tfile;
   399	}
   400	

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

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2022-01-05 13:15 drivers/remoteproc/remoteproc_debugfs.c:395:10: warning: incompatible integer to pointer conversion returning 'long' from a function with result type 'struct dentry *' kernel test robot
2022-01-05 13:15 ` kernel test robot

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