From: Rahul Jain <rahul.jain@samsung.com>
To: kvalo@codeaurora.org
Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
Amit Khatri <amit.khatri@samsung.com>,
Rahul Jain <rahul.jain@samsung.com>
Subject: [PATCH] mac80211_hwsim: missing NULL check
Date: Mon, 30 Nov 2015 12:46:52 +0530 [thread overview]
Message-ID: <1448867812-11089-1-git-send-email-rahul.jain@samsung.com> (raw)
From: Amit Khatri <amit.khatri@samsung.com>
txrate variable might be NULL and passing inside function
without NULL check.
Signed-off-by: Amit Khatri <amit.khatri@samsung.com>
Signed-off-by: Rahul Jain <rahul.jain@samsung.com>
---
drivers/net/wireless/mac80211_hwsim.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 194264c..72e4931 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -814,6 +814,9 @@ static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw,
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_skb);
struct ieee80211_rate *txrate = ieee80211_get_tx_rate(hw, info);
+ if (!txrate)
+ return;
+
if (!netif_running(hwsim_mon))
return;
--
1.9.1
next reply other threads:[~2015-11-30 7:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-30 7:16 Rahul Jain [this message]
2015-12-02 9:51 ` [PATCH] mac80211_hwsim: missing NULL check Johannes Berg
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