net: hns3: fixes type error for ras_status

driver inclusion
category: bugfix
bugzilla: NA
CVE: NA

ras_status is used to keep the register's valus, so its type should
be u32 instead of int.

Fixes: 41eeed900e4c ("net: hns3: add support for handling IMP error")
Signed-off-by: NHuazhong Tan <tanhuazhong@huawei.com>
Reviewed-by: Nlipeng <lipeng321@huawei.com>
Reviewed-by: NYunsheng Lin <linyunsheng@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c

@@ -707,8 +707,8 @@ static int hclge_cmd_query_error(struct hclge_dev *hdev,
 static int hclge_check_imp_poison_err(struct hclge_dev *hdev)
 {
 	struct device *dev = &hdev->pdev->dev;
-	int ras_status;
 	int ret = false;
+	u32 ras_status;
 
 	ras_status = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
 	if (ras_status & HCLGE_RAS_IMP_RD_POISON_MASK) {