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crypto: skcipher - Zap type in crypto_alloc_sync_skcipher

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[ Upstream commit ee509efc74ddbc59bb5d6fd6e050f9ef25f74bff ]

The type needs to be zeroed as otherwise the user could use it to
allocate an asynchronous sync skcipher.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Herbert Xu
2025-02-15 08:57:51 +08:00
committed by Greg Kroah-Hartman
parent 3a0c8429ab
commit b2ea189a95
1 changed files with 1 additions and 0 deletions
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crypto/skcipher.c
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@@ -811,6 +811,7 @@ struct crypto_sync_skcipher *crypto_alloc_sync_skcipher(
/* Only sync algorithms allowed. */ /* Only sync algorithms allowed. */
mask |= CRYPTO_ALG_ASYNC | CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE; mask |= CRYPTO_ALG_ASYNC | CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE;
type &= ~(CRYPTO_ALG_ASYNC | CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE);
tfm = crypto_alloc_tfm(alg_name, &crypto_skcipher_type, type, mask); tfm = crypto_alloc_tfm(alg_name, &crypto_skcipher_type, type, mask);