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-rw-r--r--hw/audio/intel-hda.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/audio/intel-hda.c b/hw/audio/intel-hda.c
index 23a2cf6..33e333c 100644
--- a/hw/audio/intel-hda.c
+++ b/hw/audio/intel-hda.c
@@ -23,6 +23,7 @@
#include "hw/pci/msi.h"
#include "qemu/timer.h"
#include "qemu/bitops.h"
+#include "qemu/log.h"
#include "hw/audio/soundhw.h"
#include "intel-hda.h"
#include "intel-hda-defs.h"
@@ -929,6 +930,11 @@ static void intel_hda_reg_write(IntelHDAState *d, const IntelHDAReg *reg, uint32
if (!reg) {
return;
}
+ if (!reg->wmask) {
+ qemu_log_mask(LOG_GUEST_ERROR, "intel-hda: write to r/o reg %s\n",
+ reg->name);
+ return;
+ }
if (d->debug) {
time_t now = time(NULL);