From 9e4a1f53cfbb2a7aa1f534861e6f03587e5d6f16 Mon Sep 17 00:00:00 2001
From: Jirka Hladky <jhladky@redhat.com>
Date: Sun, 2 Jan 2022 01:14:27 +0100
Subject: Fixed exist status when using --once option. Updated man page

---
 man/haveged.8 | 3 +++
 src/haveged.c | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/man/haveged.8 b/man/haveged.8
index f88dc76..b1dc7cc 100644
--- a/man/haveged.8
+++ b/man/haveged.8
@@ -63,6 +63,9 @@ use "-" for stdout.
 -F , --Foreground
 Run daemon in foreground. Do not fork and detach.
 .TP
+-e , --once
+Provide entropy to the kernel once and quit immediatelly.
+.TP
 -i nnn, --inst=nnn
 Set instruction cache size to nnn KB. Default is 16 or as determined dynamically.
 .TP
diff --git a/src/haveged.c b/src/haveged.c
index fcfe764..293f5e6 100644
--- a/src/haveged.c
+++ b/src/haveged.c
@@ -657,8 +657,10 @@ static void run_daemon(    /* RETURN: nothing   */
         if (ioctl(random_fd, RNDADDENTROPY, output) == -1)
           error_exit("RNDADDENTROPY failed!");
         h->n_entropy_bytes += nbytes;
-        if (params->once == 1)
+        if (params->once == 1) {
+          params->exit_code = 0;
           error_exit("Entropy refilled once (%d bytes), exiting.", nbytes);
+        }
         t[0] = t[1];
         continue;
       }
-- 
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