Messages in this thread Patch in this message | | | From | Julia Lawall <> | Subject | [PATCH 11/14] ARM: brcmstb: delete unneeded test before of_node_put | Date | Fri, 8 Aug 2014 12:07:52 +0200 |
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From: Julia Lawall <Julia.Lawall@lip6.fr>
Simplify the error path to avoid calling of_node_put when it is not needed.
The semantic patch that finds this problem is as follows: (http://coccinelle.lip6.fr/)
// <smpl> @@ expression e; @@
-if (e) of_node_put(e); // </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
--- arch/arm/mach-bcm/platsmp-brcmstb.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/arch/arm/mach-bcm/platsmp-brcmstb.c b/arch/arm/mach-bcm/platsmp-brcmstb.c index af780e9..c515ea1 100644 --- a/arch/arm/mach-bcm/platsmp-brcmstb.c +++ b/arch/arm/mach-bcm/platsmp-brcmstb.c @@ -227,7 +227,7 @@ static int __init setup_hifcpubiuctrl_regs(struct device_node *np) if (!syscon_np) { pr_err("can't find phandle %s\n", name); rc = -EINVAL; - goto cleanup; + goto out; } cpubiuctrl_block = of_iomap(syscon_np, 0); @@ -256,9 +256,8 @@ static int __init setup_hifcpubiuctrl_regs(struct device_node *np) } cleanup: - if (syscon_np) - of_node_put(syscon_np); - + of_node_put(syscon_np); +out: return rc; } @@ -274,7 +273,7 @@ static int __init setup_hifcont_regs(struct device_node *np) if (!syscon_np) { pr_err("can't find phandle %s\n", name); rc = -EINVAL; - goto cleanup; + goto out; } hif_cont_block = of_iomap(syscon_np, 0); @@ -288,9 +287,8 @@ static int __init setup_hifcont_regs(struct device_node *np) hif_cont_reg = 0; cleanup: - if (syscon_np) - of_node_put(syscon_np); - + of_node_put(syscon_np); +out: return rc; }
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