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| author | Giovanni Cabiddu <giovanni.cabiddu@intel.com> | 2017-04-21 22:54:29 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-04-24 12:11:07 +0200 |
| commit | 3de4f5e1a5dbe1a36d1e8a08ee1978f44c4b739b (patch) | |
| tree | 64bf19c51a06c41fd6f0802f51a91f8c838bc6ff /crypto/scompress.c | |
| parent | crypto: ccp - Change ISR handler method for a v5 CCP (diff) | |
| download | linux-3de4f5e1a5dbe1a36d1e8a08ee1978f44c4b739b.tar.xz linux-3de4f5e1a5dbe1a36d1e8a08ee1978f44c4b739b.zip | |
crypto: scomp - allow registration of multiple scomps
Add crypto_register_scomps and crypto_unregister_scomps to allow
the registration of multiple implementations with one call.
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/scompress.c')
| -rw-r--r-- | crypto/scompress.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/crypto/scompress.c b/crypto/scompress.c index 6b048b36312d..ae1d3cf209e4 100644 --- a/crypto/scompress.c +++ b/crypto/scompress.c @@ -353,5 +353,34 @@ int crypto_unregister_scomp(struct scomp_alg *alg) } EXPORT_SYMBOL_GPL(crypto_unregister_scomp); +int crypto_register_scomps(struct scomp_alg *algs, int count) +{ + int i, ret; + + for (i = 0; i < count; i++) { + ret = crypto_register_scomp(&algs[i]); + if (ret) + goto err; + } + + return 0; + +err: + for (--i; i >= 0; --i) + crypto_unregister_scomp(&algs[i]); + + return ret; +} +EXPORT_SYMBOL_GPL(crypto_register_scomps); + +void crypto_unregister_scomps(struct scomp_alg *algs, int count) +{ + int i; + + for (i = count - 1; i >= 0; --i) + crypto_unregister_scomp(&algs[i]); +} +EXPORT_SYMBOL_GPL(crypto_unregister_scomps); + MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Synchronous compression type"); |