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[CRYPTO] cryptomgr: Fix parsing of recursive algorithms

As Joy Latten points out, inner algorithm parameters will miss the closing
bracket which will also cause the outer algorithm to terminate prematurely.

This patch fixes that also kills the WARN_ON if the number of parameters
exceed the maximum as that is a user error.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Herbert Xu 18 年之前
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共有 1 个文件被更改,包括 2 次插入1 次删除
  1. 2 1
      crypto/cryptomgr.c

+ 2 - 1
crypto/cryptomgr.c

@@ -129,6 +129,7 @@ static int cryptomgr_schedule_probe(struct crypto_larval *larval)
 			}
 
 			notnum = 1;
+			p++;
 		}
 
 		len = p - name;
@@ -151,7 +152,7 @@ static int cryptomgr_schedule_probe(struct crypto_larval *larval)
 		param->tb[i + 1] = &param->attrs[i].attr;
 		i++;
 
-		if (WARN_ON(i >= CRYPTO_MAX_ATTRS))
+		if (i >= CRYPTO_MAX_ATTRS)
 			goto err_free_param;
 
 		if (*p == ')')