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powerpc/pseries: Fix missing of_node_put() in rng_init()

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[ Upstream commit 67c3e59443f5fc77be39e2ce0db75fbfa78c7965 ]

The call to of_find_compatible_node() returns a node pointer with
refcount incremented thus it must be explicitly decremented here
before returning.

Fixes: a489043f46 ("powerpc/pseries: Implement arch_get_random_long() based on H_RANDOM")
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1530522496-14816-1-git-send-email-hofrat@osadl.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nicholas Mc Guire 2018-07-02 11:08:16 +02:00 • committed by Greg Kroah-Hartman
commit d2575bf272
1 changed files with 1 additions and 0 deletions
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1
arch/powerpc/platforms/pseries/rng.c
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@ -36,6 +36,7 @@ static __init int rng_init(void)
ppc_md.get_random_seed = pseries_get_random_long;
of_node_put(dn);
return 0;
}
machine_subsys_initcall(pseries, rng_init);