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authorHerbert Xu <herbert@gondor.apana.org.au>2025-02-15 08:57:51 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2025-02-22 15:56:03 +0800
commitee509efc74ddbc59bb5d6fd6e050f9ef25f74bff (patch)
treede05489658090b356f4c4c7d4bd0b06e661f5294
parent5ab6c06dff298ecf2afb64975dc66761c261d944 (diff)
crypto: skcipher - Zap type in crypto_alloc_sync_skcipher
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>
-rw-r--r--crypto/skcipher.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/skcipher.c b/crypto/skcipher.c
index e3751cc88b76..cdf0f11c7eaa 100644
--- a/crypto/skcipher.c
+++ b/crypto/skcipher.c
@@ -682,6 +682,7 @@ struct crypto_sync_skcipher *crypto_alloc_sync_skcipher(
/* Only sync algorithms allowed. */
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);