On Mon, 2019-08-26 at 12:00 +0000, Wei Yongjun wrote:
> In case of error, the function devm_ioremap_wc() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check should be
> replaced with NULL test.
>
> Fixes: 202acc565a1f ("ASoC: SOF: imx: Add i.MX8 HW support")
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
Good catch. Thanks!
Reviewed-by: Daniel Baluta <daniel.baluta@xxxxxxx>
> ---
> sound/soc/sof/imx/imx8.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/sound/soc/sof/imx/imx8.c b/sound/soc/sof/imx/imx8.c
> index e502f584207f..263d4df35fe8 100644
> --- a/sound/soc/sof/imx/imx8.c
> +++ b/sound/soc/sof/imx/imx8.c
> @@ -296,10 +296,10 @@ static int imx8_probe(struct snd_sof_dev *sdev)
> sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap_wc(sdev->dev,
> res.start,
> res.end -
> res.start +
> 1);
> - if (IS_ERR(sdev->bar[SOF_FW_BLK_TYPE_SRAM])) {
> + if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) {
> dev_err(sdev->dev, "failed to ioremap mem 0x%x size
> 0x%x\n",
> base, size);
> - ret = PTR_ERR(sdev->bar[SOF_FW_BLK_TYPE_SRAM]);
> + ret = -ENOMEM;
> goto exit_pdev_unregister;
> }
> sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM;
>
>
>
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