1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index fa5258f322e7..e567f0dbf282 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -276,7 +276,7 @@ struct tcp_sock {
         u32     retrans_stamp;  /* Timestamp of the last retransmit,
                                  * also used in SYN-SENT to remember stamp of
                                  * the first SYN. */
-        u32     undo_marker;    /* tracking retrans started here. */
+        u32     undo_marker;    /* snd_una upon a new recovery episode. */
         int     undo_retrans;   /* number of undoable retransmissions. */
         u32     total_retrans;  /* Total retransmits for entire connection */