iucv: fix memory leak in cpu hotplug error path.

Fix memory leak in error path in CPU_UP_PREPARE notifier. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Jul 15, 2008 · d0236f8 · d0236f8
1 parent 0b57664
commit d0236f8
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
@@ -567,8 +567,11 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self,
 			return NOTIFY_BAD;
 		iucv_param[cpu] = kmalloc_node(sizeof(union iucv_param),
 				     GFP_KERNEL|GFP_DMA, cpu_to_node(cpu));
-		if (!iucv_param[cpu])
+		if (!iucv_param[cpu]) {
+			kfree(iucv_irq_data[cpu]);
+			iucv_irq_data[cpu] = NULL;
 			return NOTIFY_BAD;
+		}
 		break;
 	case CPU_UP_CANCELED:
 	case CPU_UP_CANCELED_FROZEN: