X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=sshrand.c;h=b728fd95f9268c78c3bd61313bd52279cbdfd61e;hb=615455a913d5d28c1368406474ae4bb06697bf44;hp=26fcfe5245200ac9bd7cd48a04373b855bd5e0f5;hpb=31133eb0775df1a9506e967462c8cc09463bb79a;p=PuTTY.git

diff --git a/sshrand.c b/sshrand.c
index 26fcfe52..b728fd95 100644
--- a/sshrand.c
+++ b/sshrand.c
@@ -4,6 +4,7 @@
 
 #include "putty.h"
 #include "ssh.h"
+#include <assert.h>
 
 /* Collect environmental noise every 5 minutes */
 #define NOISE_REGULAR_INTERVAL (5*60*TICKSPERSEC)
@@ -225,6 +226,10 @@ void random_ref(void)
 void random_unref(void)
 {
     random_active--;
+    assert(random_active >= 0);
+    if (random_active) return;
+
+    expire_timer_context(&pool);
 }
 
 int random_byte(void)