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-rw-r--r--crypto/internal.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/crypto/internal.h b/crypto/internal.h
index 03c00b0e6b60..b110b979b988 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -99,7 +99,14 @@ static inline void crypto_exit_proc(void)
static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg,
int flags)
{
- return alg->cra_ctxsize;
+ unsigned int len = alg->cra_ctxsize;
+
+ if (alg->cra_alignmask) {
+ len = ALIGN(len, (unsigned long)alg->cra_alignmask + 1);
+ len += alg->cra_digest.dia_digestsize;
+ }
+
+ return len;
}
static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg,