driver inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9FIHP
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Use complete parentheses to ensure that macro expansion does not produce unexpected results.
Signed-off-by: Chengchang Tang tangchengchang@huawei.com Signed-off-by: Juan Zhou zhoujuan51@h-partners.com --- drivers/infiniband/hw/hns/hns_roce_hem.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.h b/drivers/infiniband/hw/hns/hns_roce_hem.h index 6fb51db96..9c415b254 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.h +++ b/drivers/infiniband/hw/hns/hns_roce_hem.h @@ -57,16 +57,16 @@ enum { };
#define check_whether_bt_num_3(type, hop_num) \ - (type < HEM_TYPE_MTT && hop_num == 2) + ((type) < HEM_TYPE_MTT && (hop_num) == 2)
#define check_whether_bt_num_2(type, hop_num) \ - ((type < HEM_TYPE_MTT && hop_num == 1) || \ - (type >= HEM_TYPE_MTT && hop_num == 2)) + (((type) < HEM_TYPE_MTT && (hop_num) == 1) || \ + ((type) >= HEM_TYPE_MTT && (hop_num) == 2))
#define check_whether_bt_num_1(type, hop_num) \ - ((type < HEM_TYPE_MTT && hop_num == HNS_ROCE_HOP_NUM_0) || \ - (type >= HEM_TYPE_MTT && hop_num == 1) || \ - (type >= HEM_TYPE_MTT && hop_num == HNS_ROCE_HOP_NUM_0)) + (((type) < HEM_TYPE_MTT && (hop_num) == HNS_ROCE_HOP_NUM_0) || \ + ((type) >= HEM_TYPE_MTT && (hop_num) == 1) || \ + ((type) >= HEM_TYPE_MTT && (hop_num) == HNS_ROCE_HOP_NUM_0))
struct hns_roce_hem { void *buf;