From 677b993a574957975c95c1f01a06d695161e9832 Mon Sep 17 00:00:00 2001 From: Geordan Neukum Date: Sun, 2 Jun 2019 15:58:37 +0000 Subject: [PATCH] staging: kpc2000: kpc_spi: use devm_* API to manage mapped I/O space The kpc_spi driver does not unmap its I/O space upon error cases in the probe() function or upon remove(). Make the driver clean up after itself more maintainably by migrating to using the managed resource API. Signed-off-by: Geordan Neukum Signed-off-by: Greg Kroah-Hartman --- drivers/staging/kpc2000/kpc2000_spi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/staging/kpc2000/kpc2000_spi.c b/drivers/staging/kpc2000/kpc2000_spi.c index b513432a26ed..32d3ec532e26 100644 --- a/drivers/staging/kpc2000/kpc2000_spi.c +++ b/drivers/staging/kpc2000/kpc2000_spi.c @@ -471,7 +471,8 @@ kp_spi_probe(struct platform_device *pldev) goto free_master; } - kpspi->phys = (unsigned long)ioremap_nocache(r->start, resource_size(r)); + kpspi->phys = (unsigned long)devm_ioremap_nocache(&pldev->dev, r->start, + resource_size(r)); kpspi->base = (u64 __iomem *)kpspi->phys; status = spi_register_master(master);