board/hymod/input.c: Fix GCC 4.6 build warning

Fix:
input.c: In function 'hymod_get_ethaddr':
input.c:79:10: warning: variable 'ea' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Murray Jensen <Murray.Jensen@csiro.au>
1 file changed