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net/smc: Fix cleanup when register ULP fails 

This patch calls smc_ib_unregister_client() when tcp_register_ulp()
fails, and make sure to clean it up.

Fixes: d7cd421da9 ("net/smc: Introduce TCP ULP support")
Signed-off-by: Tony Lu <tonylu@linux.alibaba.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tony Lu 2022-02-25 14:56:57 +08:00 committed by David S. Miller
parent 9995b408f1
commit 4d08b7b57e
1 changed files with 3 additions and 1 deletions
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4
net/smc/af_smc.c
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@ -3087,12 +3087,14 @@ static int __init smc_init(void)
rc = tcp_register_ulp(&smc_ulp_ops);
if (rc) {
pr_err("%s: tcp_ulp_register fails with %d\n", __func__, rc);
goto out_sock;
goto out_ib;
}
static_branch_enable(&tcp_have_smc);
return 0;
out_ib:
smc_ib_unregister_client();
out_sock:
sock_unregister(PF_SMC);
out_proto6: