Improve error handling

1 files changed, 7 insertions, 8 deletions

diff --git a/failsafe.c b/failsafe.c
index 3b9fe48..fec00e8 100644
--- a/failsafe.c
+++ b/failsafe.c
@@ -10,24 +10,23 @@ extern struct s_config config;
 
 void failsafe(int code)
 {
- printf("Failed to set governor, error %d (%s).\n",errno,strerror(errno));
-
-// We failed to set the governor, try to fail safe. First try the CPU minimum
-// frequency, if that doesn't work out try the fallback frequency
- if (cpufreq_set_long_int("scaling_max_freq",cpudata.min_freq,100)==0)
+// First try to set the CPU to it's minimum frequency
+ if (cpufreq_set_long_int("scaling_max_freq",cpudata.min_freq,100)>0)
  {
-  printf("Set scaling frequency to CPU's minimum frequency.");
+  printf("Set scaling frequency to CPU's minimum frequency.\n");
   exit(code);
  }
  printf("Failed to set scaling frequency to CPU's minimum frequency, error: %d (%s).\n",errno,strerror(errno));
 
- if (cpufreq_set_long_int("scaling_max_freq",config.fallback_freq,100)==0)
+// If that failed, try the fallback frequency
+ if (cpufreq_set_long_int("scaling_max_freq",config.fallback_freq,100)>0)
  {
-  printf("Set scaling frequency to fallback frequency.");
+  printf("Set scaling frequency to fallback frequency.\n");
   exit(code);
  }
  printf("Failed to set scaling frequency to fallback frequency, error: %d (%s).\n",errno,strerror(errno));
 
+// Everything failed, issue a warning 
  printf("All safety measures failed, watch out not to fry your hardware.\n");
  exit(code);
 }