treewide: remove extra semicolons

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 581dc9f..31233a3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2062,7 +2062,7 @@
 	max = ARRAY_SIZE(advanced_lookup) - 1;
 	for (i = 0; i < max; i++) {
 		if (advanced_lookup[i].num == num)
-			break;;
+			break;
 	}
 	return advanced_lookup[i].name;
 }