On 3/21/2018 8:25 PM, Wei Yongjun wrote:
> In case of error, the function platform_get_resource() returns NULL
> pointer not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
>
> Fixes: c4f528795d1a ("tty: serial: msm_geni_serial: Add serial driver support for GENI based QUP")
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
> ---
> drivers/tty/serial/qcom_geni_serial.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
> index 1442777..65ff669 100644
> --- a/drivers/tty/serial/qcom_geni_serial.c
> +++ b/drivers/tty/serial/qcom_geni_serial.c
> @@ -1053,8 +1053,8 @@ static int qcom_geni_serial_probe(struct platform_device *pdev)
> }
>
> res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - if (IS_ERR(res))
> - return PTR_ERR(res);
> + if (!res)
> + return -EINVAL;
> uport->mapbase = res->start;
>
> port->tx_fifo_depth = DEF_FIFO_DEPTH_WORDS;
>
Reviewed-by: Karthikeyan Ramasubramanian <kramasub@xxxxxxxxxxxxxx>
Thanks and Regards,
Karthik.
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