[PATCH v1] net/af_xdp: make umem configure code more readable

Haiyue Wang haiyue.wang at intel.com
Wed Feb 9 13:43:58 CET 2022


The below compile time defined style make the code not so readable, the
first function end block is after "#endif" segment.

	#if defined(XDP_UMEM_UNALIGNED_CHUNK_FLAG)

	xdp_umem_configure()
	{

	#else
	xdp_umem_configure()
	{

	#endif
		'shared code block'
	}

Signed-off-by: Haiyue Wang <haiyue.wang at intel.com>
---
 drivers/net/af_xdp/rte_eth_af_xdp.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c
index 1b6192fa44..802f912cb7 100644
--- a/drivers/net/af_xdp/rte_eth_af_xdp.c
+++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
@@ -1078,6 +1078,12 @@ xsk_umem_info *xdp_umem_configure(struct pmd_internals *internals,
 		__atomic_store_n(&umem->refcnt, 1, __ATOMIC_RELEASE);
 	}
 
+	return umem;
+
+err:
+	xdp_umem_destroy(umem);
+	return NULL;
+}
 #else
 static struct
 xsk_umem_info *xdp_umem_configure(struct pmd_internals *internals,
@@ -1138,13 +1144,13 @@ xsk_umem_info *xdp_umem_configure(struct pmd_internals *internals,
 	}
 	umem->mz = mz;
 
-#endif
 	return umem;
 
 err:
 	xdp_umem_destroy(umem);
 	return NULL;
 }
+#endif
 
 static int
 load_custom_xdp_prog(const char *prog_path, int if_index, struct bpf_map **map)
-- 
2.35.1



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