From 28a375d5b724021d2ca391aa708e90b2dbc0dd3b Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周一, 16 5月 2016 01:48:22 +0800
Subject: [PATCH] Fix buffer overflow in example handling of channel list

---
 libscpi/inc/scpi/types.h |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/libscpi/inc/scpi/types.h b/libscpi/inc/scpi/types.h
index fb9d438..c8ddf2e 100644
--- a/libscpi/inc/scpi/types.h
+++ b/libscpi/inc/scpi/types.h
@@ -212,7 +212,9 @@
 
     struct _scpi_error_t {
         int16_t error_code;
-        const char * device_dependent_info;
+#if USE_DEVICE_DEPENDENT_ERROR_INFORMATION
+        char * device_dependent_info;
+#endif
     };
     typedef struct _scpi_error_t scpi_error_t;
 
@@ -365,7 +367,9 @@
         int_fast16_t input_count;
         scpi_bool_t cmd_error;
         scpi_fifo_t error_queue;
+#if USE_DEVICE_DEPENDENT_ERROR_INFORMATION && !USE_MEMORY_ALLOCATION_FREE
         scpi_error_info_heap_t error_info_heap;
+#endif
         scpi_reg_val_t registers[SCPI_REG_COUNT];
         const scpi_unit_def_t * units;
         void * user_context;

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