1 files changed, 13 insertions, 8 deletions

diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c
index 91c5ad1685a1..59753b3917bb 100644
--- a/tools/power/x86/intel-speed-select/isst-config.c
+++ b/tools/power/x86/intel-speed-select/isst-config.c
@@ -304,7 +304,7 @@ static void set_cpu_present_cpu_mask(void)
 int get_cpu_count(int pkg_id, int die_id)
 {
 	if (pkg_id < MAX_PACKAGE_COUNT && die_id < MAX_DIE_PER_PACKAGE)
-		return cpu_cnt[pkg_id][die_id] + 1;
+		return cpu_cnt[pkg_id][die_id];
 
 	return 0;
 }
@@ -603,6 +603,10 @@ static int isst_fill_platform_info(void)
 
 	close(fd);
 
+	if (isst_platform_info.api_version > supported_api_ver) {
+		printf("Incompatible API versions; Upgrade of tool is required\n");
+		return -1;
+	}
 	return 0;
 }
 
@@ -1491,7 +1495,7 @@ static void usage(void)
 	printf("intel-speed-select [OPTIONS] FEATURE COMMAND COMMAND_ARGUMENTS\n");
 	printf("\nUse this tool to enumerate and control the Intel Speed Select Technology features,\n");
 	printf("\nFEATURE : [perf-profile|base-freq|turbo-freq|core-power]\n");
-	printf("\nFor help on each feature, use --h|--help\n");
+	printf("\nFor help on each feature, use -h|--help\n");
 	printf("\tFor example:  intel-speed-select perf-profile -h\n");
 
 	printf("\nFor additional help on each command for a feature, use --h|--help\n");
@@ -1514,7 +1518,6 @@ static void usage(void)
 	printf("\tResult display uses a common format for each command:\n");
 	printf("\tResults are formatted in text/JSON with\n");
 	printf("\t\tPackage, Die, CPU, and command specific results.\n");
-	printf("\t\t\tFor Set commands, status is 0 for success and rest for failures\n");
 	exit(1);
 }
 
@@ -1529,6 +1532,7 @@ static void cmdline(int argc, char **argv)
 {
 	int opt;
 	int option_index = 0;
+	int ret;
 
 	static struct option long_options[] = {
 		{ "cpu", required_argument, 0, 'c' },
@@ -1590,13 +1594,14 @@ static void cmdline(int argc, char **argv)
 	set_max_cpu_num();
 	set_cpu_present_cpu_mask();
 	set_cpu_target_cpu_mask();
-	isst_fill_platform_info();
-	if (isst_platform_info.api_version > supported_api_ver) {
-		printf("Incompatible API versions; Upgrade of tool is required\n");
-		exit(0);
-	}
+	ret = isst_fill_platform_info();
+	if (ret)
+		goto out;
 
 	process_command(argc, argv);
+out:
+	free_cpu_set(present_cpumask);
+	free_cpu_set(target_cpumask);
 }
 
 int main(int argc, char **argv)