From 17a9cb9e6184d9a285bc1ca8349d521d47bc655d Mon Sep 17 00:00:00 2001
From: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
Date: Fri, 21 May 2021 15:43:22 -0400
Subject: Return early if no messages retrieved

If we haven't been able to retrieve any messages, then exit early.

Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
---
 b4/mbox.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'b4')

diff --git a/b4/mbox.py b/b4/mbox.py
index 5a1670c..a4b005f 100644
--- a/b4/mbox.py
+++ b/b4/mbox.py
@@ -597,6 +597,8 @@ def main(cmdargs):
         cmdargs.nocache = True
 
     msgid, msgs = get_msgs(cmdargs)
+    if not msgs:
+        return
 
     if len(msgs) and cmdargs.checknewer:
         msgs = get_extra_series(msgs, direction=1)
-- 
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