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-rw-r--r--crypto/sha1.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/crypto/sha1.c b/crypto/sha1.c
index 7b1abca29365..8048e2dd3c14 100644
--- a/crypto/sha1.c
+++ b/crypto/sha1.c
@@ -52,8 +52,8 @@ static void sha1_update(void *ctx, const u8 *data, unsigned int len)
unsigned int partial, done;
const u8 *src;
- partial = (sctx->count >> 3) & 0x3f;
- sctx->count += len << 3;
+ partial = sctx->count & 0x3f;
+ sctx->count += len;
done = 0;
src = data;
@@ -88,10 +88,10 @@ static void sha1_final(void* ctx, u8 *out)
__be64 bits;
static const u8 padding[64] = { 0x80, };
- bits = cpu_to_be64(sctx->count);
+ bits = cpu_to_be64(sctx->count << 3);
/* Pad out to 56 mod 64 */
- index = (sctx->count >> 3) & 0x3f;
+ index = sctx->count & 0x3f;
padlen = (index < 56) ? (56 - index) : ((64+56) - index);
sha1_update(sctx, padding, padlen);