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| author | Xin Long <lucien.xin@gmail.com> | 2019-03-03 17:54:54 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-03-08 11:42:49 -0800 |
| commit | 60208f79139af0e2f84747d04a2f3321f174a398 (patch) | |
| tree | d7bee268cb2011bdfa25efb659fe6e286f4092c1 | |
| parent | 89664c623617b1d34447a927ac7871ddf3db29d3 (diff) | |
| download | linux-60208f79139af0e2f84747d04a2f3321f174a398.tar.bz2 | |
sctp: move up sctp_auth_init_hmacs() in sctp_endpoint_init()
sctp_auth_init_hmacs() is called only when ep->auth_enable is set.
It better to move up sctp_auth_init_hmacs() and remove auth_enable
check in it and check auth_enable only once in sctp_endpoint_init().
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/sctp/auth.c | 6 | ||||
| -rw-r--r-- | net/sctp/endpointola.c | 18 |
2 files changed, 10 insertions, 14 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c index 5b537613946f..39d72e58b8e5 100644 --- a/net/sctp/auth.c +++ b/net/sctp/auth.c @@ -471,12 +471,6 @@ int sctp_auth_init_hmacs(struct sctp_endpoint *ep, gfp_t gfp) struct crypto_shash *tfm = NULL; __u16 id; - /* If AUTH extension is disabled, we are done */ - if (!ep->auth_enable) { - ep->auth_hmacs = NULL; - return 0; - } - /* If the transforms are already allocated, we are done */ if (ep->auth_hmacs) return 0; diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index 40c7eb941bc9..0448b68fce74 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -107,6 +107,13 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, auth_chunks->param_hdr.length = htons(sizeof(struct sctp_paramhdr) + 2); } + + /* Allocate and initialize transorms arrays for supported + * HMACs. + */ + err = sctp_auth_init_hmacs(ep, gfp); + if (err) + goto nomem; } /* Initialize the base structure. */ @@ -150,15 +157,10 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, INIT_LIST_HEAD(&ep->endpoint_shared_keys); null_key = sctp_auth_shkey_create(0, gfp); if (!null_key) - goto nomem; + goto nomem_shkey; list_add(&null_key->key_list, &ep->endpoint_shared_keys); - /* Allocate and initialize transorms arrays for supported HMACs. */ - err = sctp_auth_init_hmacs(ep, gfp); - if (err) - goto nomem_hmacs; - /* Add the null key to the endpoint shared keys list and * set the hmcas and chunks pointers. */ @@ -169,8 +171,8 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, return ep; -nomem_hmacs: - sctp_auth_destroy_keys(&ep->endpoint_shared_keys); +nomem_shkey: + sctp_auth_destroy_hmacs(ep->auth_hmacs); nomem: /* Free all allocations */ kfree(auth_hmacs); |