From 788c2bebaa359d4257768c81997c3b438b095117 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Tue, 3 Sep 2013 14:43:08 -0400
Subject: [PATCH] Not every buildstep has a defined drvpath

Signed-off-by: Shea Levy <shea@shealevy.com>
---
 src/lib/Hydra/Helper/Nix.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/Hydra/Helper/Nix.pm b/src/lib/Hydra/Helper/Nix.pm
index f9dc69e6..93dc3bf7 100644
--- a/src/lib/Hydra/Helper/Nix.pm
+++ b/src/lib/Hydra/Helper/Nix.pm
@@ -284,6 +284,7 @@ sub findLog {
         });
 
     foreach my $step (@steps) {
+        next unless defined $step->drvpath;
         my $logPath = getDrvLogPath($step->drvpath);
         return $logPath if defined $logPath;
     }