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authorHerbert Xu <herbert@gondor.apana.org.au>2025-04-12 08:16:43 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2025-04-16 10:36:24 +0300
commitf1440a90465bea1993f937ac7add592ce1e4ff44 (patch)
treea1000e8fd4220a04b318b7fabc191a2b7fb22818 /crypto/acompress.c
parent66fecd9d94034b6193636fe3bc01f089439f5413 (diff)
downloadlinux-f1440a90465bea1993f937ac7add592ce1e4ff44.tar.xz
crypto: api - Add support for duplicating algorithms before registration
If the bit CRYPTO_ALG_DUP_FIRST is set, an algorithm will be duplicated by kmemdup before registration. This is inteded for hardware-based algorithms that may be unplugged at will. Do not use this if the algorithm data structure is embedded in a bigger data structure. Perform the duplication in the driver instead. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/acompress.c')
-rw-r--r--crypto/acompress.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/acompress.c b/crypto/acompress.c
index d5605b0ad266..606d09a7fbfd 100644
--- a/crypto/acompress.c
+++ b/crypto/acompress.c
@@ -150,6 +150,7 @@ static const struct crypto_type crypto_acomp_type = {
.maskset = CRYPTO_ALG_TYPE_ACOMPRESS_MASK,
.type = CRYPTO_ALG_TYPE_ACOMPRESS,
.tfmsize = offsetof(struct crypto_acomp, base),
+ .algsize = offsetof(struct acomp_alg, base),
};
struct crypto_acomp *crypto_alloc_acomp(const char *alg_name, u32 type,