Hello Sylwester Nawrocki, This is a semi-automatic email about new static checker warnings. The patch 086eca2905d0: "[media] exynos4-is: Add Exynos5250 SoC support to fimc-lite driver" from Jun 14, 2013, leads to the following Smatch complaint: drivers/media/platform/exynos4-is/fimc-lite.c:1521 fimc_lite_probe() error: we previously assumed 'dev->of_node' could be null (see line 1511) drivers/media/platform/exynos4-is/fimc-lite.c 1510 1511 if (dev->of_node) { ^^^^^^^^^^^^ Existing check. 1512 of_id = of_match_node(flite_of_match, dev->of_node); 1513 if (of_id) 1514 drv_data = (struct flite_drvdata *)of_id->data; 1515 fimc->index = of_alias_get_id(dev->of_node, "fimc-lite"); 1516 } 1517 1518 if (!drv_data || fimc->index >= drv_data->num_instances || 1519 fimc->index < 0) { 1520 dev_err(dev, "Wrong %s node alias\n", 1521 dev->of_node->full_name); ^^^^^^^^^^^^^^ Patch adds this dereference. 1522 return -EINVAL; 1523 } regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html