- added support for error handlers to JTAG scan commands (jtag_[plain_][ir|dr]_scan)

[openocd.git] / src / jtag / gw16012.c

diff --git a/src/jtag/gw16012.c b/src/jtag/gw16012.c
index 1f1f6086833c3f62f35c2cef088ddf454ff681cb..8c73590b1bddfedaf50839bf7d57f05637ec3ccb 100644 (file)
--- a/src/jtag/gw16012.c
+++ b/src/jtag/gw16012.c
@@ -360,6 +360,12 @@ int gw16012_execute_queue(void)
        int scan_size;
        enum scan_type type;
        u8 *buffer;
+       int retval;
+       
+       /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
+        * that wasn't handled by a caller-provided error handler
+        */ 
+       retval = ERROR_OK;
                
        while (cmd)
        {
@@ -415,7 +421,7 @@ int gw16012_execute_queue(void)
 #endif
                                gw16012_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
                                if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
-                                       return ERROR_JTAG_QUEUE_FAILED;
+                                       retval = ERROR_JTAG_QUEUE_FAILED;
                                if (buffer)
                                        free(buffer);
                                break;
@@ -432,7 +438,7 @@ int gw16012_execute_queue(void)
                cmd = cmd->next;
        }
        
-       return ERROR_OK;
+       return retval;
 }
 
 #if PARPORT_USE_GIVEIO == 1