From ed772a02a4b79d6fb83d8e4db3359e9e52759f76 Mon Sep 17 00:00:00 2001
From: jsteube <jens.steube@gmail.com>
Date: Tue, 14 Feb 2017 21:05:44 +0100
Subject: [PATCH] Check for at least one active OpenCL device before running
 weak-hash-check

---
 src/hashcat.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/hashcat.c b/src/hashcat.c
index e4e1e04f5..72c2e86f5 100644
--- a/src/hashcat.c
+++ b/src/hashcat.c
@@ -656,6 +656,13 @@ static int outer_loop (hashcat_ctx_t *hashcat_ctx)
       break;
     }
 
+    if (device_param == NULL)
+    {
+      event_log_error (hashcat_ctx, "No device found for weak-hash-check");
+
+      return -1;
+    }
+
     EVENT (EVENT_WEAK_HASH_PRE);
 
     for (u32 salt_pos = 0; salt_pos < hashes->salts_cnt; salt_pos++)