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-rw-r--r--hw/s390-virtio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/s390-virtio.c b/hw/s390-virtio.c
index 850422fee0..d429f10d56 100644
--- a/hw/s390-virtio.c
+++ b/hw/s390-virtio.c
@@ -230,8 +230,8 @@ static void s390_init(ram_addr_t ram_size,
     }
 
     if (kernel_cmdline) {
-        cpu_physical_memory_rw(KERN_PARM_AREA, (uint8_t *)kernel_cmdline,
-                               strlen(kernel_cmdline), 1);
+        cpu_physical_memory_write(KERN_PARM_AREA, kernel_cmdline,
+                                  strlen(kernel_cmdline));
     }
 
     /* Create VirtIO network adapters */