From: Lang Cheng <chenglang@xxxxxxxxxx>
Fix complains from sparse about "dubious: x & !y" when calling
hr_reg_write(ctx, field, !!val).
Signed-off-by: Lang Cheng <chenglang@xxxxxxxxxx>
Signed-off-by: Weihang Li <liweihang@xxxxxxxxxx>
---
drivers/infiniband/hw/hns/hns_roce_common.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_common.h b/drivers/infiniband/hw/hns/hns_roce_common.h
index 3a5658f..eb2d670 100644
--- a/drivers/infiniband/hw/hns/hns_roce_common.h
+++ b/drivers/infiniband/hw/hns/hns_roce_common.h
@@ -79,9 +79,10 @@
#define _hr_reg_write(ptr, field_type, field_h, field_l, val) \
({ \
+ u32 _val = val; \
_hr_reg_clear(ptr, field_type, field_h, field_l); \
*((__le32 *)ptr + (field_h) / 32) |= cpu_to_le32(FIELD_PREP( \
- GENMASK((field_h) % 32, (field_l) % 32), val)); \
+ GENMASK((field_h) % 32, (field_l) % 32), _val)); \
})
#define hr_reg_write(ptr, field, val) _hr_reg_write(ptr, field, val)
--
2.7.4
