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| author | Giovanni Cabiddu <giovanni.cabiddu@intel.com> | 2017-04-19 14:23:05 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-04-21 20:30:50 +0800 |
| commit | 3ce5bc72eb88c02b23374c0e4f619ada27e47552 (patch) | |
| tree | 8c873ee7ad6c6c5878b77532d4258eb2d6fdbb60 | |
| parent | b2a1d2717910452d002e958019546cdf8c0bf065 (diff) | |
| download | linux-stable-3ce5bc72eb88c02b23374c0e4f619ada27e47552.tar.gz linux-stable-3ce5bc72eb88c02b23374c0e4f619ada27e47552.tar.bz2 linux-stable-3ce5bc72eb88c02b23374c0e4f619ada27e47552.zip | |
crypto: acomp - allow registration of multiple acomps
Add crypto_register_acomps and crypto_unregister_acomps 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>
| -rw-r--r-- | crypto/acompress.c | 29 | ||||
| -rw-r--r-- | include/crypto/internal/acompress.h | 3 |
2 files changed, 32 insertions, 0 deletions
diff --git a/crypto/acompress.c b/crypto/acompress.c index 47d11627cd20..1544b7c057fb 100644 --- a/crypto/acompress.c +++ b/crypto/acompress.c @@ -166,5 +166,34 @@ int crypto_unregister_acomp(struct acomp_alg *alg) } EXPORT_SYMBOL_GPL(crypto_unregister_acomp); +int crypto_register_acomps(struct acomp_alg *algs, int count) +{ + int i, ret; + + for (i = 0; i < count; i++) { + ret = crypto_register_acomp(&algs[i]); + if (ret) + goto err; + } + + return 0; + +err: + for (--i; i >= 0; --i) + crypto_unregister_acomp(&algs[i]); + + return ret; +} +EXPORT_SYMBOL_GPL(crypto_register_acomps); + +void crypto_unregister_acomps(struct acomp_alg *algs, int count) +{ + int i; + + for (i = count - 1; i >= 0; --i) + crypto_unregister_acomp(&algs[i]); +} +EXPORT_SYMBOL_GPL(crypto_unregister_acomps); + MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Asynchronous compression type"); diff --git a/include/crypto/internal/acompress.h b/include/crypto/internal/acompress.h index 1de2b5af12d7..51052f65cefc 100644 --- a/include/crypto/internal/acompress.h +++ b/include/crypto/internal/acompress.h @@ -78,4 +78,7 @@ int crypto_register_acomp(struct acomp_alg *alg); */ int crypto_unregister_acomp(struct acomp_alg *alg); +int crypto_register_acomps(struct acomp_alg *algs, int count); +void crypto_unregister_acomps(struct acomp_alg *algs, int count); + #endif |