diff options
| author | Alexander Stein <alexander.stein@ew.tq-group.com> | 2023-01-30 18:32:46 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2023-03-16 22:35:26 +0300 |
| commit | 987dd36c0141f6ab9f0fbf14d6b2ec3342dedb2f (patch) | |
| tree | f99fcbb43bd429b3e42c94117b57f5ea7697adaa /drivers/i2c | |
| parent | eeac8ede17557680855031c6f305ece2378af326 (diff) | |
| download | linux-987dd36c0141f6ab9f0fbf14d6b2ec3342dedb2f.tar.xz | |
i2c: imx-lpi2c: clean rx/tx buffers upon new message
When start sending a new message clear the Rx & Tx buffer pointers in
order to avoid using stale pointers.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Tested-by: Emanuele Ghidoli <emanuele.ghidoli@toradex.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-imx-lpi2c.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index 188f2a36d2fd..c6d0225246e6 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -463,6 +463,8 @@ static int lpi2c_imx_xfer(struct i2c_adapter *adapter, if (num == 1 && msgs[0].len == 0) goto stop; + lpi2c_imx->rx_buf = NULL; + lpi2c_imx->tx_buf = NULL; lpi2c_imx->delivered = 0; lpi2c_imx->msglen = msgs[i].len; init_completion(&lpi2c_imx->complete); |