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powerpc/512x: Add missing of_node_put() in clock-commonclk.c

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In mpc5121_clk_provide_migration_support(), hold the reference returned
by of_find_compatible_node() and use it to call of_node_put() for refcount
balance.

Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220621080349.4081689-1-windhl@126.com
This commit is contained in:
Liang He 2022-06-21 16:03:49 +08:00 committed by Michael Ellerman
parent a3a4c10aef
commit cc0dd82c18
1 changed files with 4 additions and 2 deletions
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6
arch/powerpc/platforms/512x/clock-commonclk.c
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@ -950,7 +950,7 @@ static void __init mpc5121_clk_register_of_provider(struct device_node *np)
*/
static void __init mpc5121_clk_provide_migration_support(void)
{
struct device_node *np;
/*
* pre-enable those clock items which are not yet appropriately
* acquired by their peripheral driver
@ -970,7 +970,9 @@ static void __init mpc5121_clk_provide_migration_support(void)
* unused and so it gets disabled
*/
clk_prepare_enable(clks[MPC512x_CLK_PSC3_MCLK]);/* serial console */
if (of_find_compatible_node(NULL, "pci", "fsl,mpc5121-pci"))
np = of_find_compatible_node(NULL, "pci", "fsl,mpc5121-pci");
of_node_put(np);
if (np)
clk_prepare_enable(clks[MPC512x_CLK_PCI]);
}