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SubjectRe: [PATCH] mfd: cros-ec: Add cros_ec_readmem() helpers for I2C/SPI based ECs
Hi Moritz,

[auto build test WARNING on ljones-mfd/for-mfd-next]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Moritz-Fischer/mfd-cros-ec-Add-cros_ec_readmem-helpers-for-I2C-SPI-based-ECs/20170509-040606
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: tile-allmodconfig
compiler: tilegx-linux-gcc (GCC) 4.6.2
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
make.cross ARCH=tile allmodconfig
make.cross ARCH=tile

All warnings (new ones prefixed by >>):


vim +279 drivers/mfd/cros_ec.c

263 return 0;
264 }
265 EXPORT_SYMBOL(cros_ec_resume);
266
267 #endif
268
269 int cros_ec_readmem(struct cros_ec_device *ec, unsigned int offset,
270 unsigned int bytes, void *dest)
271 {
272 int ret;
273 struct ec_params_read_memmap *params;
274 struct cros_ec_command *msg;
275
276 if (offset >= EC_MEMMAP_SIZE - bytes)
277 return -EINVAL;
278
> 279 msg = kzalloc(sizeof(*msg) + max(sizeof(*params), bytes), GFP_KERNEL);
280 if (!msg)
281 return -ENOMEM;
282
283 msg->version = 0;
284 msg->command = EC_CMD_READ_MEMMAP;
285 msg->insize = bytes;
286 msg->outsize = sizeof(*params);
287

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation

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