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| author | James Morris <jmorris@namei.org> | 2011-03-16 09:41:17 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2011-03-16 09:41:17 +1100 |
| commit | a002951c97ff8da49938c982a4c236bf2fafdc9f (patch) | |
| tree | d43e7885ea7376df0a47a0fc8ceca66dc5bfa357 /net | |
| parent | 521cb40b0c44418a4fd36dc633f575813d59a43d (diff) | |
| parent | c151694b2c48d956ac8c8c59c6927f89cc29ef70 (diff) | |
| download | lwn-a002951c97ff8da49938c982a4c236bf2fafdc9f.tar.gz lwn-a002951c97ff8da49938c982a4c236bf2fafdc9f.zip | |
Merge branch 'next' into for-linus
Diffstat (limited to 'net')
| -rw-r--r-- | net/rxrpc/ar-key.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c index d763793d39de..43ea7de2fc8e 100644 --- a/net/rxrpc/ar-key.c +++ b/net/rxrpc/ar-key.c @@ -25,6 +25,7 @@ #include <keys/user-type.h> #include "ar-internal.h" +static int rxrpc_vet_description_s(const char *); static int rxrpc_instantiate(struct key *, const void *, size_t); static int rxrpc_instantiate_s(struct key *, const void *, size_t); static void rxrpc_destroy(struct key *); @@ -52,6 +53,7 @@ EXPORT_SYMBOL(key_type_rxrpc); */ struct key_type key_type_rxrpc_s = { .name = "rxrpc_s", + .vet_description = rxrpc_vet_description_s, .instantiate = rxrpc_instantiate_s, .match = user_match, .destroy = rxrpc_destroy_s, @@ -59,6 +61,23 @@ struct key_type key_type_rxrpc_s = { }; /* + * Vet the description for an RxRPC server key + */ +static int rxrpc_vet_description_s(const char *desc) +{ + unsigned long num; + char *p; + + num = simple_strtoul(desc, &p, 10); + if (*p != ':' || num > 65535) + return -EINVAL; + num = simple_strtoul(p + 1, &p, 10); + if (*p || num < 1 || num > 255) + return -EINVAL; + return 0; +} + +/* * parse an RxKAD type XDR format token * - the caller guarantees we have at least 4 words */ |