From: Francis Laniel <laniel_francis@xxxxxxxxxxxxxxxxxxx>
The two functions indicates if a string begins with a given prefix.
The only difference is that strstarts() returns a bool while str_has_prefix()
returns the length of the prefix if the string begins with it or 0 otherwise.
Signed-off-by: Francis Laniel <laniel_francis@xxxxxxxxxxxxxxxxxxx>
---
drivers/md/dm-crypt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 392337f16ecf..b6f31b662d93 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -2659,7 +2659,7 @@ static int crypt_ctr_auth_cipher(struct crypt_config *cc, char *cipher_api)
char *start, *end, *mac_alg = NULL;
struct crypto_ahash *mac;
- if (!strstarts(cipher_api, "authenc("))
+ if (!str_has_prefix(cipher_api, "authenc("))
return 0;
start = strchr(cipher_api, '(');
@@ -2858,7 +2858,7 @@ static int crypt_ctr_cipher(struct dm_target *ti, char *cipher_in, char *key)
return -ENOMEM;
}
- if (strstarts(cipher_in, "capi:"))
+ if (str_has_prefix(cipher_in, "capi:"))
ret = crypt_ctr_cipher_new(ti, cipher_in, key, &ivmode, &ivopts);
else
ret = crypt_ctr_cipher_old(ti, cipher_in, key, &ivmode, &ivopts);
--
2.20.1
--
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