Merge pull request #1110 from hashcat/revert-1109-master

Revert "tainted string: maybe strdup () helps us out"

src/shared.c

@@ -256,10 +256,6 @@ void setup_environment_variables ()
 
   if (compute)
   {
-    // fix for coverity "TAINTED_STRING" issue (using the environment variable directly could be "dangerous")
-
-    compute = strdup (compute);
-
     static char display[100];
 
     u32 compute_len_max = sizeof (display);
@@ -277,8 +273,6 @@ void setup_environment_variables ()
         putenv (display);
       }
     }
-
-    free (compute);
   }
   else
   {