From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-oi0-f66.google.com ([209.85.218.66]:33277 "EHLO mail-oi0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750908AbdBNFV2 (ORCPT ); Tue, 14 Feb 2017 00:21:28 -0500 Received: by mail-oi0-f66.google.com with SMTP id j15so1872124oih.0 for ; Mon, 13 Feb 2017 21:21:27 -0800 (PST) From: Masashi Honma To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Masashi Honma Subject: [PATCH] iw: Fix bitrate output when no rate info found Date: Tue, 14 Feb 2017 14:21:03 +0900 Message-Id: <1487049663-2942-1-git-send-email-masashi.honma@gmail.com> (sfid-20170214_062131_708043_65BE0564) Sender: linux-wireless-owner@vger.kernel.org List-ID: Previously, bitrate showed uninitialized buffer when no rate info found. This patch fixes the issue. Signed-off-by: Masashi Honma --- station.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/station.c b/station.c index f3e3da8..9d3eb4d 100644 --- a/station.c +++ b/station.c @@ -151,6 +151,10 @@ void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen) if (rate > 0) pos += snprintf(pos, buflen - (pos - buf), "%d.%d MBit/s", rate / 10, rate % 10); + else { + snprintf(buf, buflen, "No rate info found!"); + return; + } if (rinfo[NL80211_RATE_INFO_MCS]) pos += snprintf(pos, buflen - (pos - buf), -- 2.7.4