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memory: fsl_ifc: fix leak of private memory on probe failure

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[ Upstream commit 8e0d09b1232d0538066c40ed4c13086faccbdff6 ]

On probe error the driver should free the memory allocated for private
structure.  Fix this by using resource-managed allocation.

Fixes: a20cbdeffc ("powerpc/fsl: Add support for Integrated Flash Controller")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210527154322.81253-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Krzysztof Kozlowski
2021-05-27 11:43:22 -04:00
committed by Greg Kroah-Hartman
parent 8d071d270a
commit b5789e2377
1 changed files with 2 additions and 2 deletions
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4
drivers/memory/fsl_ifc.c
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@@ -97,7 +97,6 @@ static int fsl_ifc_ctrl_remove(struct platform_device *dev)
iounmap(ctrl->gregs); iounmap(ctrl->gregs);
dev_set_drvdata(&dev->dev, NULL); dev_set_drvdata(&dev->dev, NULL);
kfree(ctrl);
return 0; return 0;
} }
@@ -209,7 +208,8 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
dev_info(&dev->dev, "Freescale Integrated Flash Controller\n"); dev_info(&dev->dev, "Freescale Integrated Flash Controller\n");
fsl_ifc_ctrl_dev = kzalloc(sizeof(*fsl_ifc_ctrl_dev), GFP_KERNEL); fsl_ifc_ctrl_dev = devm_kzalloc(&dev->dev, sizeof(*fsl_ifc_ctrl_dev),
GFP_KERNEL);
if (!fsl_ifc_ctrl_dev) if (!fsl_ifc_ctrl_dev)
return -ENOMEM; return -ENOMEM;