netdev - [PATCH net-next v2 3/5] tools/net/ynl: Fix c codegen for array-nest

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Message-ID: <20240306125704.63934-4-donald.hunter@gmail.com>
Date: Wed,  6 Mar 2024 12:57:02 +0000
From: Donald Hunter <donald.hunter@...il.com>
To: netdev@...r.kernel.org,
	Jakub Kicinski <kuba@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Stanislav Fomichev <sdf@...gle.com>
Cc: donald.hunter@...hat.com,
	Donald Hunter <donald.hunter@...il.com>
Subject: [PATCH net-next v2 3/5] tools/net/ynl: Fix c codegen for array-nest

ynl-gen-c generates e.g. 'calloc(mcast_groups, sizeof(*dst->mcast_groups))'
for array-nest attrs when it should be 'n_mcast_groups'.

Add a 'n_' prefix in the generated code for array-nests.

Signed-off-by: Donald Hunter <donald.hunter@...il.com>
---
 tools/net/ynl/ynl-gen-c.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/net/ynl/ynl-gen-c.py b/tools/net/ynl/ynl-gen-c.py
index 2f5febfe66a1..67bfaff05154 100755
--- a/tools/net/ynl/ynl-gen-c.py
+++ b/tools/net/ynl/ynl-gen-c.py
@@ -1667,7 +1667,7 @@ def _multi_parse(ri, struct, init_lines, local_vars):
         aspec = struct[anest]
 
         ri.cw.block_start(line=f"if (n_{aspec.c_name})")
-        ri.cw.p(f"dst->{aspec.c_name} = calloc({aspec.c_name}, sizeof(*dst->{aspec.c_name}));")
+        ri.cw.p(f"dst->{aspec.c_name} = calloc(n_{aspec.c_name}, sizeof(*dst->{aspec.c_name}));")
         ri.cw.p(f"dst->n_{aspec.c_name} = n_{aspec.c_name};")
         ri.cw.p('i = 0;')
         ri.cw.p(f"parg.rsp_policy = &{aspec.nested_render_name}_nest;")
-- 
2.42.0