Function prototype or declaration at drivers/media/usb/gspca/gspca.h, line 234 References: drivers/media/usb/gspca/cpia1.c, line 1894 drivers/media/usb/gspca/gspca.c, line 1651 drivers/media/usb/gspca/gspca.c, line 1673 drivers/media/usb/gspca/gspca.h, line 234 drivers/media/usb/gspca/jl2005bcd.c, line 516 drivers/media/usb/gspca/mr97310a.c, line 1071 drivers/media/usb/gspca/nw80x.c, line 2083 drivers/media/usb/gspca/ov519.c, line 5021 drivers/media/usb/gspca/ov534.c, line 1602 drivers/media/usb/gspca/pac7302.c, line 946 drivers/media/usb/gspca/sn9c2028.c, line 957 drivers/media/usb/gspca/sn9c20x.c, line 2383 drivers/media/usb/gspca/spca501.c, line 2030 drivers/media/usb/gspca/spca561.c, line 905 drivers/media/usb/gspca/sq905.c, line 422 drivers/media/usb/gspca/sunplus.c, line 1063 drivers/media/usb/gspca/vc032x.c, line 3832 drivers/media/usb/gspca/vicam.c, line 341 drivers/media/usb/gspca/xirlink_cit.c, line 3143 drivers/media/usb/gspca/zc3xx.c, line 7019