--- a/drivers/hisilicon/atags/tag-chiptrim.c
+++ b/drivers/hisilicon/atags/tag-chiptrim.c
@@ -59,7 +59,7 @@ static int __init parse_chiptrim(const struct tag *tag, void *fdt)
 	int ix;
 	int ret;
 	int node;
-	char buf[12];
+	char buf[20];
 
 	if (tag->hdr.size <= (sizeof(struct tag_header) >> 2)) {
 		pr_err("%s: bad tag format.\n", __func__);
--- a/drivers/hisilicon/atags/tag-net.c	2020-03-25 11:27:19.138225245 +0000
+++ b/drivers/hisilicon/atags/tag-net.c	2020-03-25 11:27:02.498266476 +0000
@@ -91,7 +91,7 @@
 {
 	int err;
 	int node, index = 0;
-	char path[16];
+	char path[20];
 	char phy_intf[16];
 	char *str, *nxt;
 	int count;
-- 
2.17.1