The platform_get_resource() function doesn't return error pointers, it
returns NULL on error.
Fixes: 3d4e51844a4e ("thermal: armada: convert driver to syscon register accesses")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c
index 2c2f6d93034e..ebfe7c9a5a7a 100644
--- a/drivers/thermal/armada_thermal.c
+++ b/drivers/thermal/armada_thermal.c
@@ -526,8 +526,8 @@ static int armada_thermal_probe_legacy(struct platform_device *pdev,
/* First memory region points towards the status register */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (IS_ERR(res))
- return PTR_ERR(res);
+ if (!res)
+ return -ENODEV;
/*
* Edit the resource start address and length to map over all the
