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authorYueHaibing <yuehaibing@huawei.com>2020-09-02 22:07:17 +0800
committerDavid Howells <dhowells@redhat.com>2021-01-21 16:16:09 +0000
commit3c0940c4ff078064b9e67f52a18cd543ad467fb3 (patch)
tree1a1e9afdfdaa55e903cd42adc7084b77b4cf95c9 /crypto
parentd13fc8747218c1a5c7bdf69c54a4c64ea52f0d81 (diff)
downloadlinux-3c0940c4ff078064b9e67f52a18cd543ad467fb3.tar.bz2
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>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/asymmetric_keys/pkcs7_verify.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index ce49820caa97..0b4d07aa8811 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -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)) {
- *hash_algo = i;
- break;
- }
+ i = match_string(hash_algo_name, HASH_ALGO__LAST,
+ sinfo->sig->hash_algo);
+ if (i >= 0)
+ *hash_algo = i;
return 0;
}