4:01 a.m.
tree: https://github.com/microchip-ung/linux-upstream.git
v5.12-rc2.net-next.sparx5_switchdev
head: c647e473e6ff8532c02ea3bd816aa477df3687f2
commit: 5c575d7626ed53e4ccf148d834dde04b91c29b77 [25/41] sparx5: Add IRQ muxing UIO driver
[LOCAL]
config: nds32-allyesconfig (attached as .config)
compiler: nds32le-linux-gcc (GCC) 9.3.0
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
#
https://github.com/microchip-ung/linux-upstream/commit/5c575d7626ed53e4cc...
git remote add microchip-ung-linux-upstream
https://github.com/microchip-ung/linux-upstream.git
git fetch --no-tags microchip-ung-linux-upstream
v5.12-rc2.net-next.sparx5_switchdev
git checkout 5c575d7626ed53e4ccf148d834dde04b91c29b77
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nds32
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
In function 'uio_fireant_irqmux_request_irqs',
inlined from 'uio_fireant_irqmux_probe' at
drivers/uio/uio_fireant_irqmux.c:304:8:
> drivers/uio/uio_fireant_irqmux.c:264:3: warning:
'strncpy' specified bound 16 equals destination size [-Wstringop-truncation]
264 | strncpy(priv->sirq[num].name, r->name, MAXNAMELEN);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/strncpy +264 drivers/uio/uio_fireant_irqmux.c
241
242 static int uio_fireant_irqmux_request_irqs(struct irqmux_platdata *priv)
243 {
244 struct platform_device *pdev = priv->pdev;
245 int irq, num, max;
246
247 priv->n_sirq = platform_irq_count(pdev);
248 priv->sirq = devm_kzalloc(&pdev->dev,
249 sizeof(struct slave_irq)*priv->n_sirq,
250 GFP_KERNEL);
251 if (!priv->sirq)
252 return -ENOMEM;
253
254 for (num = 0, max = priv->n_sirq; num < max; num++) {
255 struct resource *r;
256
257 r = platform_get_resource(pdev, IORESOURCE_IRQ, num);
258 if (!r)
259 return -ENXIO;
260 irq = platform_get_irq(pdev, num);
261 priv->sirq[num].index = num;
262 priv->sirq[num].irq = irq;
263 priv->sirq[num].priv = priv;
264 strncpy(priv->sirq[num].name, r->name, MAXNAMELEN);
265 if (irq <= 0) {
266 dev_err(&pdev->dev, "failed to get IRQ %d\n", num);
267 return irq;
268 }
269 if (num == 0) {
270 priv->info.irq = irq;
271 if (strcmp(r->name, "master")) {
272 dev_err(&pdev->dev,
273 "First irq must be 'master'\n");
274 return -ENXIO;
275 }
276 } else {
277 int ret = request_irq(irq, slave_irq, 0, r->name,
278 (void *) &priv->sirq[num]);
279 if (ret < 0) {
280 dev_err(&pdev->dev, "can not get IRQ %d\n",
281 irq);
282 return -ENXIO;
283 }
284 }
285 }
286
287 return 0;
288 }
289
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org