soc/tegra: pmc: Add missing of_node_put()

Add missing of_node_put() in PMC early initialisation function to avoid
leaking the device nodes.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
[treding@nvidia.com: squash in a couple more of_node_put() calls]
Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index 483d54623ec5..48e1de2f7aeb 100644
--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -1540,6 +1540,7 @@ static int __init tegra_pmc_early_init(void)
                  */
                 if (of_address_to_resource(np, 0, &regs) < 0) {
                         pr_err("failed to get PMC registers\n");
+                        of_node_put(np);
                         return -ENXIO;
                 }
         }
@@ -1547,6 +1548,7 @@ static int __init tegra_pmc_early_init(void)
         pmc->base = ioremap_nocache(regs.start, resource_size(&regs));
         if (!pmc->base) {
                 pr_err("failed to map PMC registers\n");
+                of_node_put(np);
                 return -ENXIO;
         }
 
@@ -1572,6 +1574,8 @@ static int __init tegra_pmc_early_init(void)
                         value &= ~PMC_CNTRL_INTR_POLARITY;
 
                 tegra_pmc_writel(value, PMC_CNTRL);
+
+                of_node_put(np);
         }
 
         return 0;