From c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81 Mon Sep 17 00:00:00 2001 From: David Howells Date: Tue, 16 Sep 2014 17:36:06 +0100 Subject: KEYS: Remove key_type::match in favour of overriding default by match_preparse A previous patch added a ->match_preparse() method to the key type. This is allowed to override the function called by the iteration algorithm. Therefore, we can just set a default that simply checks for an exact match of the key description with the original criterion data and allow match_preparse to override it as needed. The key_type::match op is then redundant and can be removed, as can the user_match() function. Signed-off-by: David Howells Acked-by: Vivek Goyal --- net/ceph/crypto.c | 1 - net/dns_resolver/dns_key.c | 17 +++++++++++++---- net/rxrpc/ar-key.c | 2 -- 3 files changed, 13 insertions(+), 7 deletions(-) (limited to 'net') diff --git a/net/ceph/crypto.c b/net/ceph/crypto.c index ffeba8f9dda9..62fc5e7a9acf 100644 --- a/net/ceph/crypto.c +++ b/net/ceph/crypto.c @@ -476,7 +476,6 @@ struct key_type key_type_ceph = { .preparse = ceph_key_preparse, .free_preparse = ceph_key_free_preparse, .instantiate = generic_key_instantiate, - .match = user_match, .destroy = ceph_key_destroy, }; diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c index 92df6e508ae7..a07b9ba7e0b7 100644 --- a/net/dns_resolver/dns_key.c +++ b/net/dns_resolver/dns_key.c @@ -176,9 +176,8 @@ static void dns_resolver_free_preparse(struct key_preparsed_payload *prep) * The domain name may be a simple name or an absolute domain name (which * should end with a period). The domain name is case-independent. */ -static int -dns_resolver_match(const struct key *key, - const struct key_match_data *match_data) +static int dns_resolver_cmp(const struct key *key, + const struct key_match_data *match_data) { int slen, dlen, ret = 0; const char *src = key->description, *dsp = match_data->raw_data; @@ -209,6 +208,16 @@ no_match: return ret; } +/* + * Preparse the match criterion. + */ +static int dns_resolver_match_preparse(struct key_match_data *match_data) +{ + match_data->lookup_type = KEYRING_SEARCH_LOOKUP_ITERATE; + match_data->cmp = dns_resolver_cmp; + return 0; +} + /* * Describe a DNS key */ @@ -243,7 +252,7 @@ struct key_type key_type_dns_resolver = { .preparse = dns_resolver_preparse, .free_preparse = dns_resolver_free_preparse, .instantiate = generic_key_instantiate, - .match = dns_resolver_match, + .match_preparse = dns_resolver_match_preparse, .revoke = user_revoke, .destroy = user_destroy, .describe = dns_resolver_describe, diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c index 3907add75932..10c6cb694b43 100644 --- a/net/rxrpc/ar-key.c +++ b/net/rxrpc/ar-key.c @@ -44,7 +44,6 @@ struct key_type key_type_rxrpc = { .preparse = rxrpc_preparse, .free_preparse = rxrpc_free_preparse, .instantiate = generic_key_instantiate, - .match = user_match, .destroy = rxrpc_destroy, .describe = rxrpc_describe, .read = rxrpc_read, @@ -61,7 +60,6 @@ struct key_type key_type_rxrpc_s = { .preparse = rxrpc_preparse_s, .free_preparse = rxrpc_free_preparse_s, .instantiate = generic_key_instantiate, - .match = user_match, .destroy = rxrpc_destroy_s, .describe = rxrpc_describe, }; -- cgit v1.2.3