board/evb64260/eth.c: Fix GCC 4.6 build warning

Fix:
eth.c: In function 'gt6426x_handle_SMI':
eth.c:130:15: warning: variable 'psr' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
1 file changed