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-rw-r--r--networking/telnetd.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/networking/telnetd.c b/networking/telnetd.c
index 33020f1b4..9e7a84cce 100644
--- a/networking/telnetd.c
+++ b/networking/telnetd.c
@@ -125,6 +125,7 @@ remove_iacs(struct tsession *ts, int *pnum_totty)
/* We map \r\n ==> \r for pragmatic reasons.
* Many client implementations send \r\n when
* the user hits the CarriageReturn key.
+ * See RFC 1123 3.3.1 Telnet End-of-Line Convention.
*/
if (c == '\r' && ptr < end && (*ptr == '\n' || *ptr == '\0'))
ptr++;