devm_ioremap_resource() returns ERR_PTR on error.
Also remove the redundant dev_err message, the implementation of
devm_ioremap_resource() already print error messages on error paths.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
pic32s->regs = devm_ioremap_resource(&pdev->dev, mem);
- if (!pic32s->regs) {
- dev_err(&pdev->dev, "ioremap() failed\n");
- return -ENOMEM;
- }
+ if (IS_ERR(pic32s->regs))
+ return PTR_ERR(pic32s->regs);
+
pic32s->dma_base = mem->start;
/* get irq resources: err-irq, rx-irq, tx-irq */