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ASoC: SOF: imx8: Fix return value check in imx8_probe()

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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: 202acc565a ("ASoC: SOF: imx: Add i.MX8 HW support")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Link: https://lore.kernel.org/r/20190826120003.183279-1-weiyongjun1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wei Yongjun 2019-08-26 12:00:03 +00:00 committed by Mark Brown
parent 3cdc3c9fd9
commit 393151c211
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GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
sound/soc/sof/imx/imx8.c
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@ -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;