From: Dean Luick <dean.luick@xxxxxxxxx>
The function hdr2sc was using an unshifted mask to obtain
the 5th bit of the service class. Correct the issue by using
the shifted mask.
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx>
Signed-off-by: Dean Luick <dean.luick@xxxxxxxxx>
---
drivers/infiniband/hw/hfi1/hfi.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index 16cbdc4..ac553f1 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -1258,7 +1258,7 @@ void receive_interrupt_work(struct work_struct *work);
static inline int hdr2sc(struct hfi1_message_header *hdr, u64 rhf)
{
return ((be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf) |
- ((!!(rhf & RHF_DC_INFO_MASK)) << 4);
+ ((!!(rhf & RHF_DC_INFO_SMASK)) << 4);
}
static inline u16 generate_jkey(kuid_t uid)
--
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