Hello Wei Yongjun,
The patch eaf47b713b60: "staging: rtl8188eu: fix missing unlock on
error in rtw_resume_process()" from Aug 26, 2016, leads to the
following static checker warning:
drivers/staging/rtl8188eu/os_dep/usb_intf.c:311 rtw_resume_process()
error: double unlock 'mutex:&pwrpriv->mutex_lock'
drivers/staging/rtl8188eu/os_dep/usb_intf.c
295
296 pr_debug("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
297 if (pm_netdev_open(pnetdev, true) != 0)
298 goto exit;
299
300 netif_device_attach(pnetdev);
301 netif_carrier_on(pnetdev);
302
303 mutex_unlock(&pwrpriv->mutex_lock);
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
unlock.
304
305 rtw_roaming(padapter, NULL);
306
307 ret = 0;
308 exit:
309 if (pwrpriv) {
310 pwrpriv->bInSuspend = false;
311 mutex_unlock(&pwrpriv->mutex_lock);
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
unlock again.
312 }
313 pr_debug("<=== %s return %d.............. in %dms\n", __func__,
314 ret, jiffies_to_msecs(jiffies - start_time));
315
316 return ret;
317 }
regards,
dan carpenter
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