From 8a0f5b6f33275eb0251e0e1b0716744f9d95415f Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 6 Feb 2018 15:45:36 +0300 Subject: platform/x86: mlx-platform: Fix an ERR_PTR vs NULL issue devm_ioport_map() returns NULL on error but we accidentally check for error pointers instead. Fixes: c6acad68eb2d ("platform/mellanox: mlxreg-hotplug: Modify to use a regmap interface") Signed-off-by: Dan Carpenter Acked-by: Vadim Pasternak Signed-off-by: Darren Hart (VMware) --- drivers/platform/x86/mlx-platform.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c index dfecba4407ac..27de29961f5e 100644 --- a/drivers/platform/x86/mlx-platform.c +++ b/drivers/platform/x86/mlx-platform.c @@ -522,8 +522,8 @@ static int __init mlxplat_init(void) mlxplat_mlxcpld_regmap_ctx.base = devm_ioport_map(&mlxplat_dev->dev, mlxplat_lpc_resources[1].start, 1); - if (IS_ERR(mlxplat_mlxcpld_regmap_ctx.base)) { - err = PTR_ERR(mlxplat_mlxcpld_regmap_ctx.base); + if (!mlxplat_mlxcpld_regmap_ctx.base) { + err = -ENOMEM; goto fail_platform_mux_register; } -- cgit