static int hw_cleanup(void) { GSList *l; struct sr_dev_inst *sdi; struct drv_context *drvc; struct dev_context *devc; int ret = SR_OK; if (!(drvc = di->priv)) return SR_OK; /* Properly close and free all devices. */ for (l = drvc->instances; l; l = l->next) { if (!(sdi = l->data)) { /* Log error, but continue cleaning up the rest. */ sr_err("%s: sdi was NULL, continuing", __func__); ret = SR_ERR_BUG; continue; } if (!(devc = sdi->priv)) { /* Log error, but continue cleaning up the rest. */ sr_err("%s: sdi->priv was NULL, continuing", __func__); ret = SR_ERR_BUG; continue; } hw_dev_close(sdi); sr_serial_dev_inst_free(devc->serial); sr_dev_inst_free(sdi); } g_slist_free(drvc->instances); drvc->instances = NULL; return ret; }
/* Properly close and free all devices. */ static int clear_instances(void) { struct sr_dev_inst *sdi; struct drv_context *drvc; struct dev_context *devc; GSList *l; if (!(drvc = di->priv)) return SR_OK; for (l = drvc->instances; l; l = l->next) { if (!(sdi = l->data)) continue; if (!(devc = sdi->priv)) continue; hw_dev_close(sdi); sr_usb_dev_inst_free(devc->usb); sr_dev_inst_free(sdi); } g_slist_free(drvc->instances); drvc->instances = NULL; return SR_OK; }