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authorMiaoqian Lin <linmq006@gmail.com>2022-05-12 16:37:18 +0400
committerMichael Ellerman <mpe@ellerman.id.au>2022-05-22 15:58:31 +1000
commitfcee96924ba1596ca80a6770b2567ca546f9a482 (patch)
tree923f087e9dbddba27329697a22766a40ffd4c032
parent1d1fb9618bdd5a5fbf9a9eb75133da301d33721c (diff)
powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup
of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Fixes: abc3aeae3aaa ("fsl-rio: Add two ports and rapidio message units support") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20220512123724.62931-1-linmq006@gmail.com
-rw-r--r--arch/powerpc/sysdev/fsl_rio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index ff7906b48ca1..1bfc9afa8a1a 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -505,8 +505,10 @@ int fsl_rio_setup(struct platform_device *dev)
if (rc) {
dev_err(&dev->dev, "Can't get %pOF property 'reg'\n",
rmu_node);
+ of_node_put(rmu_node);
goto err_rmu;
}
+ of_node_put(rmu_node);
rmu_regs_win = ioremap(rmu_regs.start, resource_size(&rmu_regs));
if (!rmu_regs_win) {
dev_err(&dev->dev, "Unable to map rmu register window\n");