[CRYPTO] sha1: Fixed off-by-64 bug in sha1_update

After a partial update, the done pointer is off to the right by 64 bytes. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
git-mirror · Jan 9, 2006 · bcb0ad2 · bcb0ad2
1 parent afad260
commit bcb0ad2
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/crypto/sha1.c b/crypto/sha1.c
@@ -61,8 +61,8 @@ static void sha1_update(void *ctx, const u8 *data, unsigned int len)
 		u32 temp[SHA_WORKSPACE_WORDS];
 
 		if (partial) {
-			done = 64 - partial;
-			memcpy(sctx->buffer + partial, data, done);
+			done = -partial;
+			memcpy(sctx->buffer + partial, data, done + 64);
 			src = sctx->buffer;
 		}