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libnetlink: don't print NETLINK_SOCK_DIAG errors in rtnl_talk 

This change is a no-op, as currently no code uses rtnl_talk on
NETLINK_SOCK_DIAG_BY_FAMILY sockets. It is needed to suppress
spurious errors when using SOCK_DESTROY via rtnl_talk.

Signed-off-by: Lorenzo Colitti <lorenzo@google.com>
This commit is contained in:
Lorenzo Colitti 2016-01-08 17:32:36 +09:00 committed by Stephen Hemminger
parent 1ab0f02f46
commit 57fdf2d4d9
1 changed files with 4 additions and 2 deletions
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6
lib/libnetlink.c
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@ -419,8 +419,10 @@ int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n,
return 0; return 0;
} }
fprintf(stderr, "RTNETLINK answers: %s\n", if (rtnl->proto != NETLINK_SOCK_DIAG)
strerror(-err->error)); fprintf(stderr,
"RTNETLINK answers: %s\n",
strerror(-err->error));
errno = -err->error; errno = -err->error;
return -1; return -1;
} }