diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index f66da35d57ad1ab59d2bbdc6b941c37625c5d91f..3b129143653f8b6ddfc2fd4c037edf8ae7cd28a9 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);