From 72493666672a63a8981c56beea231f9f8ace5707 Mon Sep 17 00:00:00 2001
From: jsteube <jens.steube@gmail.com>
Date: Sun, 20 Nov 2016 13:39:29 +0100
Subject: [PATCH] Fix some possible division by 0 in
 hm_SYSFS_get_fan_speed_current()

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

diff --git a/src/hwmon.c b/src/hwmon.c
index 24513a0f4..18a5c26cd 100644
--- a/src/hwmon.c
+++ b/src/hwmon.c
@@ -147,6 +147,13 @@ static int hm_SYSFS_get_fan_speed_current (hashcat_ctx_t *hashcat_ctx, const int
 
   fclose (fd_max);
 
+  if (pwm1_max == 0)
+  {
+    event_log_error (hashcat_ctx, "%s: pwm1_max can not be 0", path_max);
+
+    return -1;
+  }
+
   float pwm1_percent = ((float) pwm1_cur / (float) pwm1_max) * 100.0f;
 
   *val = (int) pwm1_percent;