trivial: remove unnecessary semicolons

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index f114813..a74245a 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -533,7 +533,7 @@
 		     char **error_out)
 {
 	char *end;
-	int n, err = -EINVAL;;
+	int n, err = -EINVAL;
 
 	n = simple_strtoul(str, &end, 0);
 	if (end == str) {