From 58e60a028f0402667b3f475135036895188f6b14 Mon Sep 17 00:00:00 2001 From: Grant Ramsay Date: Thu, 3 Aug 2023 13:38:11 +1200 Subject: [PATCH] drivers: can: mcan: unlock mutex on failed TX mram write Unlock mutex on failed TX mram write Signed-off-by: Grant Ramsay --- drivers/can/can_mcan.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/can/can_mcan.c b/drivers/can/can_mcan.c index 3c7bdc233b4..5da5585b933 100644 --- a/drivers/can/can_mcan.c +++ b/drivers/can/can_mcan.c @@ -912,7 +912,7 @@ int can_mcan_send(const struct device *dev, const struct can_frame *frame, k_tim &tx_hdr, sizeof(struct can_mcan_tx_buffer_hdr)); if (err != 0) { LOG_ERR("failed to write Tx Buffer header (err %d)", err); - return err; + goto unlock; } err = can_mcan_write_mram(dev, config->mram_offsets[CAN_MCAN_MRAM_CFG_TX_BUFFER] + put_idx * @@ -921,7 +921,7 @@ int can_mcan_send(const struct device *dev, const struct can_frame *frame, k_tim &frame->data_32, ROUND_UP(data_length, sizeof(uint32_t))); if (err != 0) { LOG_ERR("failed to write Tx Buffer data (err %d)", err); - return err; + goto unlock; } __ASSERT_NO_MSG(put_idx <= cbs->num_tx);