linux-kernel - [PATCH] Tools: hv: check return value of daemon to fix compiler warning.

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Date:	Thu,  1 Aug 2013 14:43:12 +0200
From:	Olaf Hering <olaf@...fle.de>
To:	kys@...rosoft.com, gregkh@...uxfoundation.org
Cc:	linux-kernel@...r.kernel.org, Olaf Hering <olaf@...fle.de>
Subject: [PATCH] Tools: hv: check return value of daemon to fix compiler warning.

hv_kvp_daemon.c: In function 'main':
hv_kvp_daemon.c:1441:8: warning: ignoring return value of 'daemon', declared with attribute warn_unused_result [-Wunused-result]

Signed-off-by: Olaf Hering <olaf@...fle.de>
---
 tools/hv/hv_kvp_daemon.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index 657c1d2..418ac55 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -1439,7 +1439,8 @@ int main(void)
 	char *kvp_recv_buffer;
 	size_t kvp_recv_buffer_len;
 
-	daemon(1, 0);
+	if (daemon(1, 0))
+		return 1;
 	openlog("KVP", 0, LOG_USER);
 	syslog(LOG_INFO, "KVP starting; pid is:%d", getpid());
 
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