rfnoc: Fix named readback of user_reg_read32()

Thanks to github user mdmikh for pointing out problem and fix.

1 files changed, 1 insertions, 1 deletions

diff --git a/host/lib/rfnoc/block_ctrl_base.cpp b/host/lib/rfnoc/block_ctrl_base.cpp
index 1dfe66292..9996d3b9b 100644
--- a/host/lib/rfnoc/block_ctrl_base.cpp
+++ b/host/lib/rfnoc/block_ctrl_base.cpp
@@ -319,7 +319,7 @@ uint32_t block_ctrl_base::user_reg_read32(const std::string &reg, const size_t p
         ));
     }
     return user_reg_read32(uint32_t(
-        _tree->access<size_t>(_root_path / "registers" / "sr" / reg).get()
+        _tree->access<size_t>(_root_path / "registers" / "rb" / reg).get()
     ), port);
 }