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Diffstat (limited to 'hw/audio/asc.c')
-rw-r--r--hw/audio/asc.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/hw/audio/asc.c b/hw/audio/asc.c
index cc205bf..edd42d6 100644
--- a/hw/audio/asc.c
+++ b/hw/audio/asc.c
@@ -12,6 +12,7 @@
#include "qemu/osdep.h"
#include "qemu/timer.h"
+#include "qapi/error.h"
#include "hw/sysbus.h"
#include "hw/irq.h"
#include "audio/audio.h"
@@ -406,7 +407,6 @@ static void asc_fifo_write(void *opaque, hwaddr addr, uint64_t value,
} else {
fs->fifo[addr] = value;
}
- return;
}
static const MemoryRegionOps asc_fifo_ops = {
@@ -654,11 +654,17 @@ static void asc_realize(DeviceState *dev, Error **errp)
s->voice = AUD_open_out(&s->card, s->voice, "asc.out", s, asc_out_cb,
&as);
+ if (!s->voice) {
+ AUD_remove_card(&s->card);
+ error_setg(errp, "Initializing audio stream failed");
+ return;
+ }
+
s->shift = 1;
s->samples = AUD_get_buffer_size_out(s->voice) >> s->shift;
s->mixbuf = g_malloc0(s->samples << s->shift);
- s->silentbuf = g_malloc0(s->samples << s->shift);
+ s->silentbuf = g_malloc(s->samples << s->shift);
memset(s->silentbuf, 0x80, s->samples << s->shift);
/* Add easc registers if required */
@@ -700,7 +706,7 @@ static const Property asc_properties[] = {
DEFINE_PROP_UINT8("asctype", ASCState, type, ASC_TYPE_ASC),
};
-static void asc_class_init(ObjectClass *oc, void *data)
+static void asc_class_init(ObjectClass *oc, const void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
ResettableClass *rc = RESETTABLE_CLASS(oc);