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[5.4,118/314] PCI: v3-semi: Fix a memory leak in v3_pci_probe() error handling paths

Message ID 20200623195344.499092884@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman June 23, 2020, 7:55 p.m. UTC 
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

[ Upstream commit bca718988b9008d0d5f504e2d318178fc84958c1 ]

If we fails somewhere in 'v3_pci_probe()', we need to free 'host'.

Use the managed version of 'pci_alloc_host_bridge()' to do that easily.
The use of managed resources is already widely used in this driver.

Link: https://lore.kernel.org/r/20200418081637.1585-1-christophe.jaillet@wanadoo.fr
Fixes: 68a15eb7bd0c ("PCI: v3-semi: Add V3 Semiconductor PCI host driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
[lorenzo.pieralisi@arm.com: commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/pci/controller/pci-v3-semi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/pci/controller/pci-v3-semi.c b/drivers/pci/controller/pci-v3-semi.c
index d219404bad92b..9a86bb7448acf 100644
--- a/drivers/pci/controller/pci-v3-semi.c
+++ b/drivers/pci/controller/pci-v3-semi.c
@@ -743,7 +743,7 @@  static int v3_pci_probe(struct platform_device *pdev)
 	int ret;
 	LIST_HEAD(res);
 
-	host = pci_alloc_host_bridge(sizeof(*v3));
+	host = devm_pci_alloc_host_bridge(dev, sizeof(*v3));
 	if (!host)
 		return -ENOMEM;