tools: hv: fix KVP and VSS daemons exit code

From: Adrian Vladu <redacted>

[ Upstream commit b0995156071b0ff29a5902964a9dc8cfad6f81c0 ]

HyperV KVP and VSS daemons should exit with 0 when the '--help'
or '-h' flags are used.

Signed-off-by: Adrian Vladu <redacted>

Cc: "K. Y. Srinivasan" <redacted>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <redacted>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Alessandro Pilotti <redacted>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 tools/hv/hv_kvp_daemon.c | 2 ++
 tools/hv/hv_vss_daemon.c | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index 62c9a503ae052..0ef215061fb50 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c

@@ -1380,6 +1380,8 @@ int main(int argc, char *argv[])
 			daemonize = 0;
 			break;
 		case 'h':
+			print_usage(argv);
+			exit(0);
 		default:
 			print_usage(argv);
 			exit(EXIT_FAILURE);

diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
index 34031a297f024..514d29966ac67 100644
--- a/tools/hv/hv_vss_daemon.c
+++ b/tools/hv/hv_vss_daemon.c

@@ -172,6 +172,8 @@ int main(int argc, char *argv[])
 			daemonize = 0;
 			break;
 		case 'h':
+			print_usage(argv);
+			exit(0);
 		default:
 			print_usage(argv);
 			exit(EXIT_FAILURE);

-- 
2.20.1