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Fix a buffer overflow per code review

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phdussud
2021-06-19 12:39:25 -07:00
parent cbbac0bff8
commit 80f642a0a4
1 changed files with 2 additions and 2 deletions
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src/dirtyJtag.cpp
+2 -2
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@@ -196,7 +196,7 @@ int DirtyJtag::writeTMS(uint8_t *tms, int len, bool flush_buffer)
buf[buffer_idx++] = CMD_SETSIG;
buf[buffer_idx++] = mask;
buf[buffer_idx++] = val | SIG_TCK;
if ((buffer_idx + 7) >= sizeof(buf) || (i == len - 1)) {
if ((buffer_idx + 9) >= sizeof(buf) || (i == len - 1)) {
//flush the buffer
if (i == len - 1) {
//insert tck falling edge
@@ -209,7 +209,7 @@ int DirtyJtag::writeTMS(uint8_t *tms, int len, bool flush_buffer)
buf, buffer_idx, &actual_length, 1000);
if (ret < 0)
{
cerr << "toggleClk: usb bulk write failed " << ret << endl;
cerr << "writeTMS: usb bulk write failed " << ret << endl;
return -EXIT_FAILURE;
}
buffer_idx = 0;