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commit c4010cb205a069885db933346b3a7462a6de45d0 Author: Takashi Furuya <[email protected]> AuthorDate: Mon Aug 3 16:52:33 2026 +0900 kinetis/flexcan: Initialize union and allow BRS control - Zero initialize union in kinetis_transmit() - Allow setting BRS from frame flags Signed-off-by: Takashi Furuya <[email protected]> Co-Authored-By: Claude Fable 5 <[email protected]> --- arch/arm/src/kinetis/kinetis_flexcan.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/src/kinetis/kinetis_flexcan.c b/arch/arm/src/kinetis/kinetis_flexcan.c index 1f245718912..3c33b6bffb5 100644 --- a/arch/arm/src/kinetis/kinetis_flexcan.c +++ b/arch/arm/src/kinetis/kinetis_flexcan.c @@ -683,6 +683,7 @@ static int kinetis_transmit(struct kinetis_driver_s *priv) (peak_tx_mailbox_index_ > mbi ? peak_tx_mailbox_index_ : mbi); union cs_e cs; + cs.cs = 0; cs.code = CAN_TXMB_DATAORREMOTE; struct mb_s *mb = &priv->tx[mbi]; mb->cs.code = CAN_TXMB_INACTIVE; @@ -725,6 +726,7 @@ static int kinetis_transmit(struct kinetis_driver_s *priv) } cs.rtr = frame->can_id & FLAGRTR ? 1 : 0; + cs.brs = frame->flags & CANFD_BRS ? 1 : 0; cs.dlc = g_len_to_can_dlc[frame->len];
