Subject: [PATCH AUTOSEL 4.9 114/251] ARM: pxa: ssp: Fix "WARNING: invalid free of devm_ allocated data"

From: Sasha Levin <[email-masked]>
Date: Thu, 16 Jan 2020 12:34:23 -0500

From: YueHaibing <[email-masked]>

[ Upstream commit 9ee8578d953023cc57e7e736ae48502c707c0210 ]

Since commit 1c459de1e645 ("ARM: pxa: ssp: use devm_ functions")
kfree, iounmap, clk_put etc are not needed anymore in remove path.

Fixes: 1c459de1e645 ("ARM: pxa: ssp: use devm_ functions")
Signed-off-by: YueHaibing <[email-masked]>
[ commit message spelling fix ]
Signed-off-by: Robert Jarzmik <[email-masked]>
Signed-off-by: Sasha Levin <[email-masked]>
---
 arch/arm/plat-pxa/ssp.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
index b92673efffff..97bd43c16cd8 100644
--- a/arch/arm/plat-pxa/ssp.c
+++ b/arch/arm/plat-pxa/ssp.c
@@ -230,18 +230,12 @@ static int pxa_ssp_probe(struct platform_device *pdev)
 
 static int pxa_ssp_remove(struct platform_device *pdev)
 {
-	struct resource *res;
 	struct ssp_device *ssp;
 
 	ssp = platform_get_drvdata(pdev);
 	if (ssp == NULL)
 		return -ENODEV;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	release_mem_region(res->start, resource_size(res));
-
-	clk_put(ssp->clk);
-
 	mutex_lock(&ssp_lock);
 	list_del(&ssp->node);
 	mutex_unlock(&ssp_lock);
-- 
2.20.1

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