[taler-exchange] branch master updated: fix rare NPE

[gnunet]

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grothoff pushed a commit to branch master
in repository exchange.

The following commit(s) were added to refs/heads/master by this push:
     new 084a5f66 fix rare NPE
084a5f66 is described below

commit 084a5f6685b603691571f5b6c9b8ad141657602a
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Wed Apr 14 15:24:15 2021 +0200

    fix rare NPE
---
 src/util/taler-exchange-secmod-eddsa.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/util/taler-exchange-secmod-eddsa.c 
b/src/util/taler-exchange-secmod-eddsa.c
index 7e25ac7e..e2a71e6a 100644
--- a/src/util/taler-exchange-secmod-eddsa.c
+++ b/src/util/taler-exchange-secmod-eddsa.c
@@ -1024,6 +1024,8 @@ create_key (void)
 static struct GNUNET_TIME_Absolute
 key_action_time (void)
 {
+  if (NULL == keys_head)
+    return GNUNET_TIME_UNIT_ZERO_ABS;
   return GNUNET_TIME_absolute_min (
     GNUNET_TIME_absolute_add (keys_head->anchor,
                               duration),

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