linux-kernel - [PATCH] Staging: wlan-ng: wiphy_free() is not called in case wiphy

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Date:	Wed, 23 Mar 2016 20:37:26 +0200
From:	Claudiu Beznea <claudiu.beznea@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Claudiu Beznea <claudiu.beznea@...il.com>
Subject: [PATCH] Staging: wlan-ng: wiphy_free() is not called in case wiphy_register() fails

This patch covers wiphy_register() failures in wlan_create_wiphy()
from cfg80211.c by calling wiphy_free() for the correspondent
struct wiphy allocated structure.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...il.com>
---
 drivers/staging/wlan-ng/cfg80211.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c
index 8bad018..ee989d1 100644
--- a/drivers/staging/wlan-ng/cfg80211.c
+++ b/drivers/staging/wlan-ng/cfg80211.c
@@ -771,8 +771,10 @@ static struct wiphy *wlan_create_wiphy(struct device *dev, wlandevice_t *wlandev
 	wiphy->n_cipher_suites = PRISM2_NUM_CIPHER_SUITES;
 	wiphy->cipher_suites = prism2_cipher_suites;
 
-	if (wiphy_register(wiphy) < 0)
+	if (wiphy_register(wiphy) < 0) {
+		wiphy_free(wiphy);
 		return NULL;
+	}
 
 	return wiphy;
 }
-- 
1.9.1