11:40 p.m.
Hi Artur,
https://git-scm.com/docs/git-format-patch ]
url:
https://github.com/0day-ci/linux/commits/Artur-Petrosyan/usb-dwc2-Update-...
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
config: i386-randconfig-m021-20210415 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com>
smatch warnings:
drivers/usb/dwc2/platform.c:324 dwc2_driver_remove() error: potentially dereferencing
uninitialized 'gr'.
vim +/gr +324 drivers/usb/dwc2/platform.c
5b9974b13e3648 drivers/staging/dwc2/platform.c Matthijs Kooijman 2013-04-22 316 static
int dwc2_driver_remove(struct platform_device *dev)
5b9974b13e3648 drivers/staging/dwc2/platform.c Matthijs Kooijman 2013-04-22 317 {
5b9974b13e3648 drivers/staging/dwc2/platform.c Matthijs Kooijman 2013-04-22 318 struct
dwc2_hsotg *hsotg = platform_get_drvdata(dev);
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 319 struct
dwc2_gregs_backup *gr;
^^
b46b1ef7b0da5c drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-08 320 int
ret = 0;
b46b1ef7b0da5c drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-08 321
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 322 /*
Exit Hibernation when driver is removed. */
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 323 if
(hsotg->hibernated) {
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 @324 if
(gr->gotgctl & GOTGCTL_CURMODE_HOST) {
^^^^^^^^^^^
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 325 ret
= dwc2_exit_hibernation(hsotg, 0, 0, 1);
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 326 if
(ret)
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 327
dev_err(hsotg->dev,
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 328
"exit hibernation failed.\n");
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 329 }
else {
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 330 ret
= dwc2_exit_hibernation(hsotg, 0, 0, 0);
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 331 if
(ret)
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 332
dev_err(hsotg->dev,
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 333
"exit hibernation failed.\n");
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 334 }
8e4dbc0200040a drivers/usb/dwc2/platform.c Artur Petrosyan 2021-04-15 335 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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