From: Julia Lawall <julia.law...@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.law...@lip6.fr> --- v2: new subject arch/powerpc/sysdev/ppc4xx_cpm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/sysdev/ppc4xx_cpm.c b/arch/powerpc/sysdev/ppc4xx_cpm.c index 82e2cfe..ba95adf 100644 --- a/arch/powerpc/sysdev/ppc4xx_cpm.c +++ b/arch/powerpc/sysdev/ppc4xx_cpm.c @@ -281,7 +281,7 @@ static int __init cpm_init(void) printk(KERN_ERR "cpm: could not parse dcr property for %s\n", np->full_name); ret = -EINVAL; - goto out; + goto node_put; } cpm.dcr_host = dcr_map(np, dcr_base, dcr_len); @@ -290,7 +290,7 @@ static int __init cpm_init(void) printk(KERN_ERR "cpm: failed to map dcr property for %s\n", np->full_name); ret = -EINVAL; - goto out; + goto node_put; } /* All 4xx SoCs with a CPM controller have one of two @@ -330,9 +330,9 @@ static int __init cpm_init(void) if (cpm.standby || cpm.suspend) suspend_set_ops(&cpm_suspend_ops); +node_put: + of_node_put(np); out: - if (np) - of_node_put(np); return ret; } _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
