tools/power/x86/intel-speed-select: Remove unused non_block flag

variable 'non_block' is always 0, thus remove the variable and the
handling for "non_block != 0" case.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

tools/power/x86/intel-speed-select/hfi-events.c

@@ -247,7 +247,6 @@ int hfi_main(void)
 	struct nl_cb *cb;
 	int err = 0;
 	int mcast_id;
-	int no_block = 0;
 
 	if (!check_hf_suport()) {
 		fprintf(stderr, "CPU Doesn't support HFI\n");
@@ -287,9 +286,6 @@ int hfi_main(void)
 	nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, seq_check_handler, 0);
 	nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, handle_event, NULL);
 
-	if (no_block)
-		nl_socket_set_nonblocking(sock);
-
 	debug_printf("hfi is initialized\n");
 
 	while (!_hfi_exit && !err) {