net: hns3: fix length overflow when CONFIG_ARM64_64K_PAGES

When enable the config item "CONFIG_ARM64_64K_PAGES", the size of PAGE_SIZE
is 65536(64K). But the type of length is u16, it will overflow. So change it
to u32.

Signed-off-by: Tan Xiaojun <tanxiaojun@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 9e4cfbbf8dcd..98cdbd3a1163 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -288,7 +288,7 @@ struct hns3_desc_cb {
         u16 page_offset;
         u16 reuse_flag;
 
-        u16 length;     /* length of the buffer */
+        u32 length;     /* length of the buffer */
 
        /* desc type, used by the ring user to mark the type of the priv data */
         u16 type;