tools/power/x86/intel-speed-select: Reset isst_turbo_freq_info for invalid buckets

With SST-TF version 2 only 3 buckets are present. The information in
others buckets can be junk. So initialize the info structure of type
isst_turbo_freq_info, before issing ioctl to get bucket information.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

Author: spandruvada

tools/power/x86/intel-speed-select/isst-core-tpmi.c

@@ -540,6 +540,7 @@ static int tpmi_get_fact_info(struct isst_id *id, int level, int fact_bucket,
 	int i, j;
 	int ret;
 
+	memset(&info, 0, sizeof(info));
 	info.socket_id = id->pkg;
 	info.power_domain_id = id->punit;
 	info.level = level;