[PATCH v3] net: fix return type of IPv4 L4 packet checksum

[eagostini at nvidia.com]

From: Elena Agostini <eagostini at nvidia.com>

Function returns 0 or -1 but the return type is uint16_t.

Fixes: d178f693bbfe ("net: add UDP/TCP checksum in mbuf segments")
Cc: xiaoyun.li at intel.com

Signed-off-by: Elena Agostini <eagostini at nvidia.com>

---
V2:
   added fixline and fixed cc address
V3:
   title changed
---
 lib/net/rte_ip.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/net/rte_ip.h b/lib/net/rte_ip.h
index a310e9d498..e7106256aa 100644
--- a/lib/net/rte_ip.h
+++ b/lib/net/rte_ip.h
@@ -514,7 +514,7 @@ rte_ipv4_udptcp_cksum_verify(const struct rte_ipv4_hdr *ipv4_hdr,
  *   Return 0 if the checksum is correct, else -1.
  */
 __rte_experimental
-static inline uint16_t
+static inline int
 rte_ipv4_udptcp_cksum_mbuf_verify(const struct rte_mbuf *m,
 				  const struct rte_ipv4_hdr *ipv4_hdr,
 				  uint16_t l4_off)
-- 
2.34.1