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-rw-r--r--drivers/i2c/busses/i2c-xiic.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index 5cd737c76..5e397a7e6 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -889,8 +889,11 @@ static irqreturn_t xiic_process(int irq, void *dev_id)
if (i2c->tx_msg && i2c->smbus_block_read) {
i2c->smbus_block_read = false;
- /* Set requested message len=1 to indicate STATE_DONE */
- i2c->tx_msg->len = 1;
+ /*
+ * Drive xiic_tx_space() to 0 to signal STATE_DONE
+ * without truncating the rx_msg length.
+ */
+ i2c->tx_pos = i2c->tx_msg->len;
}
if (!i2c->tx_msg)