[PATCH 4.4 185/188] memory: fsl_ifc: fix leak of private memory on probe failure
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-07-19 15:09:33
Also in:
lkml
Subsystem:
memory controller drivers, the rest · Maintainers:
Krzysztof Kozlowski, Linus Torvalds
From: Krzysztof Kozlowski <redacted>
[ Upstream commit 8e0d09b1232d0538066c40ed4c13086faccbdff6 ]
On probe error the driver should free the memory allocated for private
structure. Fix this by using resource-managed allocation.
Fixes: a20cbdeffce2 ("powerpc/fsl: Add support for Integrated Flash Controller")
Signed-off-by: Krzysztof Kozlowski <redacted>
Link: https://lore.kernel.org/r/20210527154322.81253-2-krzysztof.kozlowski@canonical.com (local)
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/memory/fsl_ifc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c
index 040be4638140..65b984d64350 100644
--- a/drivers/memory/fsl_ifc.c
+++ b/drivers/memory/fsl_ifc.c@@ -107,7 +107,6 @@ static int fsl_ifc_ctrl_remove(struct platform_device *dev) iounmap(ctrl->regs); dev_set_drvdata(&dev->dev, NULL); - kfree(ctrl); return 0; }
@@ -218,7 +217,8 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev) 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) return -ENOMEM;
--
2.30.2