[ti:ti-rt-linux-5.10.y 10024/10213] drivers/remoteproc/ti_k3_m4_remoteproc.c:327:13: warning: variable 'boot_addr' set but not used

[ti:ti-rt-linux-5.10.y 10024/10213] drivers/remoteproc/ti_k3_m4_remoteproc.c:327:13: warning: variable 'boot_addr' set but not used

[kernel test robot]

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tree:   git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y
head:   541ec9a6995c3dd881d6f0b63cc714a08ded457d
commit: 821f316d0ad8840a5bb6563b5461dce9289fd558 [10024/10213] remoteproc: k3-m4: Add a remoteproc driver for M4F subsystem
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20211209/202112090056.3GhFxDhB-lkp(a)intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
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
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-rt-linux-5.10.y
        git checkout 821f316d0ad8840a5bb6563b5461dce9289fd558
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/net/ethernet/ti/ 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/ti_k3_m4_remoteproc.c: In function 'k3_m4_rproc_start':
>> drivers/remoteproc/ti_k3_m4_remoteproc.c:327:13: warning: variable 'boot_addr' set but not used [-Wunused-but-set-variable]
     327 |         u32 boot_addr;
         |             ^~~~~~~~~


vim +/boot_addr +327 drivers/remoteproc/ti_k3_m4_remoteproc.c

   315	
   316	/*
   317	 * Power up the M4F remote processor.
   318	 *
   319	 * This function will be invoked only after the firmware for this rproc
   320	 * was loaded, parsed successfully, and all of its resource requirements
   321	 * were met.
   322	 */
   323	static int k3_m4_rproc_start(struct rproc *rproc)
   324	{
   325		struct k3_m4_rproc *kproc = rproc->priv;
   326		struct device *dev = kproc->dev;
 > 327		u32 boot_addr;
   328		int ret;
   329	
   330		if (kproc->ipc_only) {
   331			dev_err(dev, "%s cannot be invoked in IPC-only mode\n",
   332				__func__);
   333			return -EINVAL;
   334		}
   335	
   336		ret = k3_m4_rproc_request_mbox(rproc);
   337		if (ret)
   338			return ret;
   339	
   340		boot_addr = rproc->bootaddr;
   341		ret = k3_m4_rproc_release(kproc);
   342		if (ret)
   343			goto put_mbox;
   344	
   345		return 0;
   346	
   347	put_mbox:
   348		mbox_free_channel(kproc->mbox);
   349		return ret;
   350	}
   351	

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