Just as the commit <4cb79ef9c6c4>("ASoC: amd: Fix potential NULL pointer dereference"),it makes no sense to allocate any resources if res = platform_get_resource(pdev, IORESOURCE_MEM, 0); fails,so move the call to devm_kzalloc() below the mentioned code.
Signed-off-by: Defang Bo <bodefang@xxxxxxx>
---
sound/soc/amd/raven/acp3x-i2s.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/sound/soc/amd/raven/acp3x-i2s.c b/sound/soc/amd/raven/acp3x-i2s.c
index a532e01..c9c69eb 100644
--- a/sound/soc/amd/raven/acp3x-i2s.c
+++ b/sound/soc/amd/raven/acp3x-i2s.c
@@ -302,16 +302,14 @@ static int acp3x_dai_probe(struct platform_device *pdev)
struct i2s_dev_data *adata;
int ret;
- adata = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dev_data),
- GFP_KERNEL);
- if (!adata)
- return -ENOMEM;
-
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n");
return -ENOMEM;
}
+ adata = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dev_data), GFP_KERNEL);
+ if (!adata)
+ return -ENOMEM;
adata->acp3x_base = devm_ioremap(&pdev->dev, res->start,
resource_size(res));
if (!adata->acp3x_base)
--
1.9.1
