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authorEric W. Biederman <ebiederm@xmission.com>2015-03-13 00:04:51 -0500
committerDavid S. Miller <davem@davemloft.net>2015-03-13 01:57:07 -0400
commit6493517eaea9b052e081e557f7c8bb06cc6b1852 (patch)
treea546f8deb8557ff14314a7e5f3edabeb03c299ab /net/ipv4/tcp_metrics.c
parent719a11cdbf57b7bdd6c87ded00fd7cb36a76a6a3 (diff)
downloadlinux-6493517eaea9b052e081e557f7c8bb06cc6b1852.tar.bz2
tcp_metrics: panic when tcp_metrics_init fails.
There is not a practical way to cleanup during boot so just panic if there is a problem initializing tcp_metrics. That will at least give us a clear place to start debugging if something does go wrong. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_metrics.c')
-rw-r--r--net/ipv4/tcp_metrics.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index e5f41bd5ec1b..4206b14d956d 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -1175,16 +1175,10 @@ void __init tcp_metrics_init(void)
ret = register_pernet_subsys(&tcp_net_metrics_ops);
if (ret < 0)
- goto cleanup;
+ panic("Could not allocate the tcp_metrics hash table\n");
+
ret = genl_register_family_with_ops(&tcp_metrics_nl_family,
tcp_metrics_nl_ops);
if (ret < 0)
- goto cleanup_subsys;
- return;
-
-cleanup_subsys:
- unregister_pernet_subsys(&tcp_net_metrics_ops);
-
-cleanup:
- return;
+ panic("Could not register tcp_metrics generic netlink\n");
}