[dpdk-dev] [PATCH v5 14/21] rte_ip.h: cast around promotion to int

[Andy Green]

/projects/lagopus/src/dpdk/build/include/
rte_ip.h: In function 'rte_ipv4_cksum':
/projects/lagopus/src/dpdk/build/include/
rte_ip.h:256:35: warning: conversion from
'int' to 'uint16_t' {aka 'short unsigned int'}
may change value [-Wconversion]
  return (cksum == 0xffff) ? cksum : ~cksum;
         ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~

Signed-off-by: Andy Green <a...@warmcat.com>
---
 lib/librte_net/rte_ip.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_net/rte_ip.h b/lib/librte_net/rte_ip.h
index b46a0c717..8689e9113 100644
--- a/lib/librte_net/rte_ip.h
+++ b/lib/librte_net/rte_ip.h
@@ -253,7 +253,7 @@ rte_ipv4_cksum(const struct ipv4_hdr *ipv4_hdr)
 {
        uint16_t cksum;
        cksum = rte_raw_cksum(ipv4_hdr, sizeof(struct ipv4_hdr));
-       return (cksum == 0xffff) ? cksum : ~cksum;
+       return (cksum == 0xffff) ? cksum : (uint16_t)~cksum;
 }
 
 /**