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-rw-r--r--include/crypto/internal/hash.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h
index d4b1be519590..7f25eff69d36 100644
--- a/include/crypto/internal/hash.h
+++ b/include/crypto/internal/hash.h
@@ -34,7 +34,13 @@ struct ahash_instance {
};
struct shash_instance {
- struct shash_alg alg;
+ union {
+ struct {
+ char head[offsetof(struct shash_alg, base)];
+ struct crypto_instance base;
+ } s;
+ struct shash_alg alg;
+ };
};
struct crypto_ahash_spawn {
@@ -210,14 +216,13 @@ static inline void *crypto_shash_ctx(struct crypto_shash *tfm)
static inline struct crypto_instance *shash_crypto_instance(
struct shash_instance *inst)
{
- return container_of(&inst->alg.base, struct crypto_instance, alg);
+ return &inst->s.base;
}
static inline struct shash_instance *shash_instance(
struct crypto_instance *inst)
{
- return container_of(__crypto_shash_alg(&inst->alg),
- struct shash_instance, alg);
+ return container_of(inst, struct shash_instance, s.base);
}
static inline struct shash_instance *shash_alg_instance(