From: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Date: Wed, 31 Oct 2012 11:22:34 +0000 (+0100)
Subject: ath9k: fix memory leak in DFS pattern detector
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=70bf870b54b96887d388286e7d8865406f1aa670;p=linux-beck.git

ath9k: fix memory leak in DFS pattern detector

Free instance of pattern detector if requested DFS domain is
not supported.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index f66da35d57ad..3b129143653f 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
@@ -295,6 +295,7 @@ dfs_pattern_detector_init(enum nl80211_dfs_regions region)
 		return dpd;
 
 	pr_err("Could not set DFS domain to %d. ", region);
+	kfree(dpd);
 	return NULL;
 }
 EXPORT_SYMBOL(dfs_pattern_detector_init);