Hello, I try to use the checkpatch.pl script on drivers/nvidia/nv_backlight.c but before this I tried to compile the code with make nv_backlight.o I get the following error: nv_backlight.c:12:29: fatal error: linux/backlight.h: No such file or directory compilation terminated. The backlight.h file does not exist. What to do? -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html