linux-kernel - [PATCH] RISC-V: fix bad use of of_node

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Message-ID: <mvm8szwwo1o.fsf@suse.de>
Date:   Mon, 07 Jan 2019 15:16:35 +0100
From:   Andreas Schwab <schwab@...e.de>
To:     Atish Patra <atish.patra@....com>
Cc:     linux-riscv@...ts.infradead.org, palmer@...ive.com,
        linux-kernel@...r.kernel.org, anup@...infault.org,
        jeremy.linton@....com, sudeep.holla@....com
Subject: [PATCH] RISC-V: fix bad use of of_node_put

of_find_node_by_type already calls of_node_put, don't call it again.

Fixes: 94f9bf118f ("RISC-V: Fix of_node_* refcount")
Signed-off-by: Andreas Schwab <schwab@...e.de>
---
 arch/riscv/kernel/smpboot.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/riscv/kernel/smpboot.c b/arch/riscv/kernel/smpboot.c
index fc185ecabb..18cda0e8cf 100644
--- a/arch/riscv/kernel/smpboot.c
+++ b/arch/riscv/kernel/smpboot.c
@@ -57,15 +57,12 @@ void __init setup_smp(void)
 
 	while ((dn = of_find_node_by_type(dn, "cpu"))) {
 		hart = riscv_of_processor_hartid(dn);
-		if (hart < 0) {
-			of_node_put(dn);
+		if (hart < 0)
 			continue;
-		}
 
 		if (hart == cpuid_to_hartid_map(0)) {
 			BUG_ON(found_boot_cpu);
 			found_boot_cpu = 1;
-			of_node_put(dn);
 			continue;
 		}
 
@@ -73,7 +70,6 @@ void __init setup_smp(void)
 		set_cpu_possible(cpuid, true);
 		set_cpu_present(cpuid, true);
 		cpuid++;
-		of_node_put(dn);
 	}
 
 	BUG_ON(!found_boot_cpu);
-- 
2.20.1

-- 
Andreas Schwab, SUSE Labs, schwab@...e.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
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