1 files changed, 6 insertions, 1 deletions
diff --git a/backends/baum.c b/backends/baum.c
index 723c658ac0..ba32b61002 100644
--- a/backends/baum.c
+++ b/backends/baum.c
@@ -566,6 +566,7 @@ static CharDriverState *chr_baum_init(const char *id,
                                       ChardevReturn *ret,
                                       Error **errp)
 {
+    ChardevCommon *common = qapi_ChardevDummy_base(backend->u.braille);
     BaumDriverState *baum;
     CharDriverState *chr;
     brlapi_handle_t *handle;
@@ -576,8 +577,12 @@ static CharDriverState *chr_baum_init(const char *id,
 #endif
     int tty;
 
+    chr = qemu_chr_alloc(common, errp);
+    if (!chr) {
+        return NULL;
+    }
     baum = g_malloc0(sizeof(BaumDriverState));
-    baum->chr = chr = qemu_chr_alloc();
+    baum->chr = chr;
 
     chr->opaque = baum;
     chr->chr_write = baum_write;