Fixed cleanup of password candidate buffers on GPU set from autotune in case -n was used

docs/changes.txt

@@ -77,8 +77,9 @@
 
 - Fixed buffer overflow in build_plain() function
 - Fixed buffer overflow in mp_add_cs_buf() function
-- Fixed copy/paste error leading to invalid "Integer overflow detected in keyspace of mask" in attack-mode 6 and 7
 - Fixed calculation of brain-session ID, only the first hash of the hashset was taken into account
+- Fixed cleanup of password candidate buffers on GPU set from autotune in case -n was used
+- Fixed copy/paste error leading to invalid "Integer overflow detected in keyspace of mask" in attack-mode 6 and 7
 - Fixed cracking multiple Office hashes (modes 9500, 9600) with the same salt
 - Fixed cracking of Blockchain, My Wallet (V1 and V2) hashes with unexpected decrypted data
 - Fixed cracking of Cisco-PIX and Cisco-ASA MD5 passwords in mask-attack mode if mask > length 16
@@ -100,9 +101,9 @@
 - Fixed race condition in maskfile mode by using a dedicated flag for restore execution
 - Fixed some memory leaks in case hashcat is shutting down due to some file error
 - Fixed some memory leaks in case mask-files are used in optimized mode
+- Fixed --status-json to correctly escape certain characters in hashes
 - Fixed the 7-Zip parser to allow the entire supported range of encrypted and decrypted data lengths
 - Fixed the validation of the --brain-client-features command line argument (only values 1, 2 or 3 are allowed)
-- Fixed --status-json to correctly escape certain characters in hashes
 
 ##
 ## Improvements

src/autotune.c

@@ -136,17 +136,9 @@ static int autotune (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param
     }
 
     #endif
-
-    device_param->kernel_accel = kernel_accel;
-    device_param->kernel_loops = kernel_loops;
-
-    const u32 kernel_power = device_param->hardware_power * device_param->kernel_accel;
-
-    device_param->kernel_power = kernel_power;
-
-    return 0;
   }
-
+  else
+  {
     // from here it's clear we are allowed to autotune
     // so let's init some fake words
 
@@ -352,17 +344,19 @@ static int autotune (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param
       }
     }
     */
+  }
+
+  // reset them fake words
+  // reset other buffers in case autotune cracked something
 
   if (device_param->is_cuda == true)
   {
-    // reset them fake words
+    int CU_rc;
 
     CU_rc = run_cuda_kernel_memset (hashcat_ctx, device_param, device_param->cuda_d_pws_buf, 0, device_param->size_pws);
 
     if (CU_rc == -1) return -1;
 
-    // reset other buffers in case autotune cracked something
-
     CU_rc = run_cuda_kernel_memset (hashcat_ctx, device_param, device_param->cuda_d_plain_bufs, 0, device_param->size_plains);
 
     if (CU_rc == -1) return -1;
@@ -378,14 +372,12 @@ static int autotune (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param
 
   if (device_param->is_opencl == true)
   {
-    // reset them fake words
+    int CL_rc;
 
     CL_rc = run_opencl_kernel_memset (hashcat_ctx, device_param, device_param->opencl_d_pws_buf, 0, device_param->size_pws);
 
     if (CL_rc == -1) return -1;
 
-    // reset other buffers in case autotune cracked something
-
     CL_rc = run_opencl_kernel_memset (hashcat_ctx, device_param, device_param->opencl_d_plain_bufs, 0, device_param->size_plains);
 
     if (CL_rc == -1) return -1;