Hello Sujith Manoharan, This is a semi-automatic email about new static checker warnings. The patch e6664dff0608: "ath: Add support for tracing" from Sep 27, 2014, leads to the following Smatch complaint: drivers/net/wireless/ath/main.c:88 ath_printk() error: we previously assumed 'common->hw' could be null (see line 82) drivers/net/wireless/ath/main.c 81 82 if (common && common->hw && common->hw->wiphy) ^^^^^^^^^^ Existing code assumes common->hw can be NULL. 83 printk("%sath: %s: %pV", 84 level, wiphy_name(common->hw->wiphy), &vaf); 85 else 86 printk("%sath: %pV", level, &vaf); 87 88 trace_ath_log(common->hw->wiphy, &vaf); ^^^^^^^^^^^^^^^^^ New code dereferences it without checking for NULL. 89 90 va_end(args); regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html