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IB/hfi1: Validate header in set_armed_active 

Validate the etype to insure that the header is correct.

Reviewed-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Mike Marciniszyn 2016-08-09 11:19:56 -04:00 committed by Doug Ledford
parent c867caaf8e
commit 69b9f4a423
1 changed files with 2 additions and 1 deletions
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3
drivers/infiniband/hw/hfi1/driver.c
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@ -894,8 +894,9 @@ static inline int set_armed_to_active(struct hfi1_ctxtdata *rcd,
struct work_struct *lsaw = &rcd->ppd->linkstate_active_work;
struct hfi1_message_header *hdr = hfi1_get_msgheader(packet->rcd->dd,
packet->rhf_addr);
u8 etype = rhf_rcv_type(packet->rhf);
if (hdr2sc(hdr, packet->rhf) != 0xf) {
if (etype == RHF_RCV_TYPE_IB && hdr2sc(hdr, packet->rhf) != 0xf) {
int hwstate = read_logical_state(dd);
if (hwstate != LSTATE_ACTIVE) {