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s390x/cpu hotplug: Fix memory leak 

valgrind complains about the following:
==42117== 8 bytes in 1 blocks are definitely lost in loss record 88 of 833
==42117==    at 0x4031AFE: malloc (vg_replace_malloc.c:292)
==42117==    by 0x8022F855: malloc_and_trace (vl.c:2715)
==42117==    by 0x4145569: g_malloc (in /usr/lib64/libglib-2.0.so.0.3400.2)
==42117==    by 0x800F696D: qemu_extend_irqs (irq.c:51)
==42117==    by 0x800F6AF7: qemu_allocate_irqs (irq.c:68)
==42117==    by 0x8029FA4B: irq_cpu_hotplug_init (sclpcpu.c:84)
==42117==    by 0x80297C79: event_realize (event-facility.c:386)
==42117==    by 0x80105071: device_set_realized (qdev.c:693)
[...]

Right it is. Don't drop the pointer of the irq.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Jason J. Herne <jjherne@us.ibm.com>
This commit is contained in:
Christian Borntraeger 2014-03-10 15:03:16 +01:00
parent 0a1bec8a4e
commit 7b53f2940e
1 changed files with 3 additions and 3 deletions
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6
hw/s390x/sclpcpu.c
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@ -25,13 +25,13 @@ typedef struct ConfigMgtData {
uint8_t event_qualifier;
} QEMU_PACKED ConfigMgtData;
static qemu_irq irq_cpu_hotplug; /* Only used in this file */
static qemu_irq *irq_cpu_hotplug; /* Only used in this file */
#define EVENT_QUAL_CPU_CHANGE 1
void raise_irq_cpu_hotplug(void)
{
qemu_irq_raise(irq_cpu_hotplug);
qemu_irq_raise(*irq_cpu_hotplug);
}
static unsigned int send_mask(void)
@ -81,7 +81,7 @@ static void trigger_signal(void *opaque, int n, int level)
static int irq_cpu_hotplug_init(SCLPEvent *event)
{
irq_cpu_hotplug = *qemu_allocate_irqs(trigger_signal, event, 1);
irq_cpu_hotplug = qemu_allocate_irqs(trigger_signal, event, 1);
return 0;
}