diff --git a/hw/9pfs/virtio-9p-xattr.c b/hw/9pfs/virtio-9p-xattr.c
index 90ae565c1914b897b651faf6358f507ebccab154..3fae557a84ff8dc2f55cca9cc10a4655924e1f4b 100644
--- a/hw/9pfs/virtio-9p-xattr.c
+++ b/hw/9pfs/virtio-9p-xattr.c
@@ -36,7 +36,7 @@ ssize_t v9fs_get_xattr(FsContext *ctx, const char *path,
     if (xops) {
         return xops->getxattr(ctx, path, name, value, size);
     }
-    errno = -EOPNOTSUPP;
+    errno = EOPNOTSUPP;
     return -1;
 }
 
@@ -123,7 +123,7 @@ int v9fs_set_xattr(FsContext *ctx, const char *path, const char *name,
     if (xops) {
         return xops->setxattr(ctx, path, name, value, size, flags);
     }
-    errno = -EOPNOTSUPP;
+    errno = EOPNOTSUPP;
     return -1;
 
 }
@@ -135,7 +135,7 @@ int v9fs_remove_xattr(FsContext *ctx,
     if (xops) {
         return xops->removexattr(ctx, path, name);
     }
-    errno = -EOPNOTSUPP;
+    errno = EOPNOTSUPP;
     return -1;
 
 }