staging: easycap: fix sparse warnings :conversion of int to enum
staging: easycap: fix sparse warnings :conversion of int to enum

easycap_settings.c:587:58: warning: conversion of
easycap_settings.c:587:58:     unsigned int to
easycap_settings.c:587:58:     int enum v4l2_field
easycap_settings.c:593:63: warning: conversion of
easycap_settings.c:593:63:     unsigned int to
easycap_settings.c:593:63:     int enum v4l2_colorspace

Cc: Mike Thomas <d80a1390ec345560d48ec19a1d82b98cb3f577d9@sciolus.org>
Signed-off-by: Tomas Winkler <002a8af089113a6510dbc00453be711ac350fd80@intel.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@suse.de>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas