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-rw-r--r--hw/nvme/ctrl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index dd2b4fa..5c6c7d3 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -5860,6 +5860,10 @@ static void nvme_write_bar(NvmeCtrl *n, hwaddr offset, uint64_t data,
"invalid write to PMRCAP register, ignored");
return;
case 0xe04: /* PMRCTL */
+ if (!NVME_CAP_PMRS(n->bar.cap)) {
+ return;
+ }
+
n->bar.pmrctl = data;
if (NVME_PMRCTL_EN(data)) {
memory_region_set_enabled(&n->pmr.dev->mr, true);