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-rw-r--r--drivers/net/ethernet/intel/igb/igb_ptp.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index 0bce3e0f1af0..3fd60715bca7 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -524,7 +524,8 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
/* Reject requests with unsupported flags */
if (rq->extts.flags & ~(PTP_ENABLE_FEATURE |
PTP_RISING_EDGE |
- PTP_FALLING_EDGE))
+ PTP_FALLING_EDGE |
+ PTP_STRICT_FLAGS))
return -EOPNOTSUPP;
if (on) {