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-rw-r--r--src/jtag/tcl.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c
index 557b6602..5fc1bce2 100644
--- a/src/jtag/tcl.c
+++ b/src/jtag/tcl.c
@@ -1088,7 +1088,12 @@ static int handle_runtest_command(struct command_context_s *cmd_ctx,
if (argc != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
- jtag_add_runtest(strtol(args[0], NULL, 0), jtag_get_end_state());
+ unsigned num_clocks;
+ int retval = parse_uint(args[0], &num_clocks);
+ if (ERROR_OK != retval)
+ return retval;
+
+ jtag_add_runtest(num_clocks, jtag_get_end_state());
jtag_execute_queue();
return ERROR_OK;