iw: Clarify bitrate mask documentation

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>

diff --git a/bitrate.c b/bitrate.c
index 0012514e60a8a4605c3730ce3a0a93840aa010d1..cefd150568e2aa239d1dbc8356623dab9e7308f2 100644 (file)
--- a/bitrate.c
+++ b/bitrate.c
@@ -137,4 +137,6 @@ static int handle_bitrates(struct nl80211_state *state,
 #endif
 
 COMMAND(set, bitrates, DESCR, NL80211_CMD_SET_TX_BITRATE_MASK, 0, CIB_NETDEV,
-       handle_bitrates, "Sets up the specified rate masks.");
+       handle_bitrates,
+       "Sets up the specified rate masks.\n"
+       "Not passing any arguments would clear the existing mask (if any).");