Don't assume specific parameter names like 'bs' or 'blk' in the
generated code, but use the actual name.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 scripts/block-coroutine-wrapper.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/scripts/block-coroutine-wrapper.py b/scripts/block-coroutine-wrapper.py
index fa01c06567..685d0b4ed4 100644
--- a/scripts/block-coroutine-wrapper.py
+++ b/scripts/block-coroutine-wrapper.py
@@ -105,12 +105,13 @@ def __init__(self, wrapper_type: str, return_type: str, name: str,
 
     def gen_ctx(self, prefix: str = '') -> str:
         t = self.args[0].type
+        name = self.args[0].name
         if t == 'BlockDriverState *':
-            return f'bdrv_get_aio_context({prefix}bs)'
+            return f'bdrv_get_aio_context({prefix}{name})'
         elif t == 'BdrvChild *':
-            return f'bdrv_get_aio_context({prefix}child->bs)'
+            return f'bdrv_get_aio_context({prefix}{name}->bs)'
         elif t == 'BlockBackend *':
-            return f'blk_get_aio_context({prefix}blk)'
+            return f'blk_get_aio_context({prefix}{name})'
         else:
             return 'qemu_get_aio_context()'
 
-- 
2.41.0