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Date: Fri, 22 Jun 2007 19:48:53 +0200
From: Christian Krafft <krafft@de.ibm.com>
To: "linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>
Subject: [patch] powerpc: sysfs fix compiler warning
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From: Christian Krafft <krafft@de.ibm.com>

This patch fixes the following compiler warning:
arch/powerpc/kernel/sysfs.c:385: warning: ignoring return value of
`sysfs_create_group',

Signed-off-by: Christian Krafft <krafft@de.ibm.com>

Index: linux-2.6.22-rc5/arch/powerpc/kernel/sysfs.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- linux-2.6.22-rc5.orig/arch/powerpc/kernel/sysfs.c
+++ linux-2.6.22-rc5/arch/powerpc/kernel/sysfs.c
@@ -380,16 +380,23 @@ int cpu_add_sysdev_attr_group(struct att
 {
 	int cpu;
 	struct sys_device *sysdev;
+	int error;
=20
 	mutex_lock(&cpu_mutex);
=20
 	for_each_possible_cpu(cpu) {
 		sysdev =3D get_cpu_sysdev(cpu);
-		sysfs_create_group(&sysdev->kobj, attrs);
+		error |=3D sysfs_create_group(&sysdev->kobj, attrs);
 	}
=20
+	if(error)
+		for_each_possible_cpu(cpu) {
+			sysdev =3D get_cpu_sysdev(cpu);
+			sysfs_remove_group(&sysdev->kobj, attrs);
+		}
+
 	mutex_unlock(&cpu_mutex);
-	return 0;
+	return error;
 }
 EXPORT_SYMBOL_GPL(cpu_add_sysdev_attr_group);
=20


--=20
Mit freundlichen Gruessen,
kind regards,

Christian Krafft
IBM Systems & Technology Group,
Linux Kernel Development
IT Specialist


Vorsitzender des Aufsichtsrats:	Martin Jetter
Geschaeftsfuehrung:		Herbert Kircher
Sitz der Gesellschaft:		Boeblingen
Registriergericht:		Amtsgericht Stuttgart, HRB 243294


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