From: Liang He windhl@126.com
stable inclusion from stable-v5.10.150 commit 718e2d802388749e35d6213651f19db1818dbf97 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0XA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit def435c04ee984a5f9ed2711b2bfe946936c6a21 ]
In fsl_setup_msi_irqs(), use of_node_put() to drop the reference returned by of_parse_phandle().
Fixes: 895d603f945ba ("powerpc/fsl_msi: add support for the fsl, msi property in PCI nodes") Co-authored-by: Miaoqian Lin linmq006@gmail.com Signed-off-by: Liang He windhl@126.com Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://lore.kernel.org/r/20220704145233.278539-1-windhl@126.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Jialin Zhang zhangjialin11@huawei.com --- arch/powerpc/sysdev/fsl_msi.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c index 808e7118abfc..d276c5e96445 100644 --- a/arch/powerpc/sysdev/fsl_msi.c +++ b/arch/powerpc/sysdev/fsl_msi.c @@ -211,8 +211,10 @@ static int fsl_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) dev_err(&pdev->dev, "node %pOF has an invalid fsl,msi phandle %u\n", hose->dn, np->phandle); + of_node_put(np); return -EINVAL; } + of_node_put(np); }
for_each_pci_msi_entry(entry, pdev) {