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thermal: armada: fix a test in probe()

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[ Upstream commit d1d2c290b3c04b65fa6132eeebe50a070746d8f6 ]

The platform_get_resource() function doesn't return error pointers, it
returns NULL on error.

Fixes: 3d4e51844a ("thermal: armada: convert driver to syscon register accesses")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter
2018-09-19 13:35:00 +03:00
committed by Greg Kroah-Hartman
parent bb925b9bec
commit 733fddc346
1 changed files with 2 additions and 2 deletions
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4
drivers/thermal/armada_thermal.c
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@ -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 -EIO;
/*
* Edit the resource start address and length to map over all the