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Diffstat (limited to 'crypto/ecdsa-p1363.c')
-rw-r--r--crypto/ecdsa-p1363.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/crypto/ecdsa-p1363.c b/crypto/ecdsa-p1363.c
index 4454f1f8f33f..e0c55c64711c 100644
--- a/crypto/ecdsa-p1363.c
+++ b/crypto/ecdsa-p1363.c
@@ -21,7 +21,8 @@ static int ecdsa_p1363_verify(struct crypto_sig *tfm,
const void *digest, unsigned int dlen)
{
struct ecdsa_p1363_ctx *ctx = crypto_sig_ctx(tfm);
- unsigned int keylen = crypto_sig_keysize(ctx->child);
+ unsigned int keylen = DIV_ROUND_UP_POW2(crypto_sig_keysize(ctx->child),
+ BITS_PER_BYTE);
unsigned int ndigits = DIV_ROUND_UP_POW2(keylen, sizeof(u64));
struct ecdsa_raw_sig sig;
@@ -45,7 +46,8 @@ static unsigned int ecdsa_p1363_max_size(struct crypto_sig *tfm)
{
struct ecdsa_p1363_ctx *ctx = crypto_sig_ctx(tfm);
- return 2 * crypto_sig_keysize(ctx->child);
+ return 2 * DIV_ROUND_UP_POW2(crypto_sig_keysize(ctx->child),
+ BITS_PER_BYTE);
}
static unsigned int ecdsa_p1363_digest_size(struct crypto_sig *tfm)