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Therefore, the controller driver should also update the i3c_priv_xfer.len after the read transfer is completed. Signed-off-by: Stanley Chu --- drivers/i3c/master/svc-i3c-master.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i= 3c-master.c index 85e16de208d3..dd520f5d4c9f 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -1470,9 +1470,16 @@ static void svc_i3c_master_start_xfer_locked(struct = svc_i3c_master *master) cmd->len, &cmd->actual_len, cmd->continued); /* cmd->xfer is NULL if I2C or CCC transfer */ - if (cmd->xfer) + if (cmd->xfer) { cmd->xfer->actual_len =3D cmd->actual_len; =20 + /* + * Some i3c drivers reuse i3c_priv_xfer.len as + * the actual read length. + */ + cmd->xfer->len =3D cmd->actual_len; + } + if (ret) break; } --=20 2.34.1