On Tue, Apr 04, 2023 at 03:20:44PM +0800, Dongliang Mu wrote: > 2. At least 14 FPs in my table are caused by the last error handling > part, e.g., drivers/net/ethernet/freescale/enetc/enetc.c:3177 > enetc_pci_probe() warn: 'hw->reg' from ioremap() not released on > lines: 3177. Any idea to fix this problem? Sorry. I don't get that warning on my system. I've just pushed some changes. Can you try pull the latest git and run: smatch_scripts/kchecker drivers/net/ethernet/freescale/enetc/enetc.c Let me know if it's still an issue. regards, dan carpenter