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crypto: pkcs7: Use match_string() helper to simplify the code 

match_string() returns the array index of a matching string.
Use it instead of the open-coded implementation.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Ben Boeckel <mathstuf@gmail.com>
This commit is contained in:
YueHaibing 2020-09-02 22:07:17 +08:00 committed by David Howells
parent d13fc87472
commit 3c0940c4ff
1 changed files with 4 additions and 5 deletions
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7
crypto/asymmetric_keys/pkcs7_verify.c
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@ -141,11 +141,10 @@ int pkcs7_get_digest(struct pkcs7_message *pkcs7, const u8 **buf, u32 *len,
*buf = sinfo->sig->digest;
*len = sinfo->sig->digest_size;
for (i = 0; i < HASH_ALGO__LAST; i++)
if (!strcmp(hash_algo_name[i], sinfo->sig->hash_algo)) {
i = match_string(hash_algo_name, HASH_ALGO__LAST,
sinfo->sig->hash_algo);
if (i >= 0)
*hash_algo = i;
break;
}
return 0;
}