trivial: remove unnecessary semicolons

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 429dd06..561a45c 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -834,7 +834,7 @@
 		return 0;
 	}
 
-	return rdev->ops->set_tx_power(wdev->wiphy, type, dbm);;
+	return rdev->ops->set_tx_power(wdev->wiphy, type, dbm);
 }
 EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower);