Re: [PATCH 2/2] Staging: nvec: nvec: fixed check style issues

From: kbuild test robot
Date: Sun Dec 16 2018 - 20:07:36 EST


Hi Amir,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on staging/staging-testing]
[also build test ERROR on v4.20-rc7 next-20181214]
[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/Amir-Mahdi-Ghorbanian/Staging-comedi-cb_pcidas-fixed-a-spelling-mistake-coding-style-issue/20181217-032106
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=arm

All errors (new ones prefixed by >>):

drivers/staging/nvec/nvec.c: In function 'nvec_request_master':
>> drivers/staging/nvec/nvec.c:385:3: error: 'done' undeclared (first use in this function); did you mean 'zone'?
done = &nvec->ec_transfer;
^~~~
zone
drivers/staging/nvec/nvec.c:385:3: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/staging/nvec/nvec.c:386:3: error: 'timeout' undeclared (first use in this function); did you mean 'time_t'?
timeout = msecs_to_jiffies(5000);
^~~~~~~
time_t

vim +385 drivers/staging/nvec/nvec.c

364
365 /**
366 * nvec_request_master - Process outgoing messages
367 * @work: A &struct work_struct (the tx_worker member of &struct nvec_chip)
368 *
369 * Processes all outgoing requests by sending the request and awaiting the
370 * response, then continuing with the next request. Once a request has a
371 * matching response, it will be freed and removed from the list.
372 */
373 static void nvec_request_master(struct work_struct *work)
374 {
375 struct nvec_chip *nvec = container_of(work, struct nvec_chip, tx_work);
376 unsigned long flags;
377 long err;
378 struct nvec_msg *msg;
379
380 spin_lock_irqsave(&nvec->tx_lock, flags);
381 while (!list_empty(&nvec->tx_data)) {
382 msg = list_first_entry(&nvec->tx_data, struct nvec_msg, node);
383 spin_unlock_irqrestore(&nvec->tx_lock, flags);
384 nvec_gpio_set_value(nvec, 0);
> 385 done = &nvec->ec_transfer;
> 386 timeout = msecs_to_jiffies(5000);
387 err = wait_for_completion_interruptible_timeout(done,
388 timeout);
389
390 if (err == 0) {
391 dev_warn(nvec->dev, "timeout waiting for ec transfer\n");
392 nvec_gpio_set_value(nvec, 1);
393 msg->pos = 0;
394 }
395
396 spin_lock_irqsave(&nvec->tx_lock, flags);
397
398 if (err > 0) {
399 list_del_init(&msg->node);
400 nvec_msg_free(nvec, msg);
401 }
402 }
403 spin_unlock_irqrestore(&nvec->tx_lock, flags);
404 }
405

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