Hello Kuninori Morimoto, This is a semi-automatic email about new static checker warnings. The patch 034d7c13a79c: "usb: gadget: renesas_usbhs: add mod_host support" from Oct 10, 2011, leads to the following Smatch complaint: drivers/usb/renesas_usbhs/mod_host.c +447 usbhsh_endpoint_free() warn: variable dereferenced before check 'uep' (see line 444) drivers/usb/renesas_usbhs/mod_host.c 443 struct usbhsh_ep *uep = usbhsh_ep_to_uep(ep); 444 struct usbhsh_device *udev = usbhsh_uep_to_udev(uep); ^^^^^^^^^^^^^^^^^^^^^^^ dereference. 445 struct usbhsh_pipe_info *info; 446 447 if (!uep) ^^^^^^ null check. 448 return; 449 regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html