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Fix Emergency Parser

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Followup to #7459
This commit is contained in:
Scott Lahteine 2017-10-14 15:54:17 -05:00
parent 1c3d06876e
commit e17869ca20
1 changed files with 2 additions and 2 deletions
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4
Marlin/MarlinSerial.cpp
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@ -175,12 +175,12 @@
// If the character is to be stored at the index just before the tail
// (such that the head would advance to the current tail), the buffer is
// critical, so don't write the character or advance the head.
const char c = M_UDRx;
if (i != rx_buffer.tail) {
rx_buffer.buffer[h] = M_UDRx;
rx_buffer.buffer[h] = c;
rx_buffer.head = i;
}
else {
(void)M_UDRx;
#if ENABLED(SERIAL_STATS_DROPPED_RX)
if (!++rx_dropped_bytes) ++rx_dropped_bytes;
#endif