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net/icmpv6/icmpv6_autoconfig.c: cmpv6_autoconfig() error handling must not overwrite overwrite the error code.

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Xiang Xiao 2019-09-20 12:51:37 -06:00 committed by Gregory Nutt
parent 6c484847d5
commit b4e7ca5aac
1 changed files with 5 additions and 3 deletions
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8
net/icmpv6/icmpv6_autoconfig.c
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@ -425,6 +425,8 @@ int icmpv6_autoconfig(FAR struct net_driver_s *dev)
if (ret < 0) if (ret < 0)
{ {
int senderr;
nerr("ERROR: Failed to get the router advertisement: %d (retries=%d)\n", nerr("ERROR: Failed to get the router advertisement: %d (retries=%d)\n",
ret, retries); ret, retries);
@ -432,10 +434,10 @@ int icmpv6_autoconfig(FAR struct net_driver_s *dev)
* Advertisement message. * Advertisement message.
*/ */
ret = icmpv6_send_message(dev, true); senderr = icmpv6_send_message(dev, true);
if (ret < 0) if (senderr < 0)
{ {
nerr("ERROR: Failed send neighbor advertisement: %d\n", ret); nerr("ERROR: Failed send neighbor advertisement: %d\n", senderr);
} }
/* No off-link communications; No router address. */ /* No off-link communications; No router address. */