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[RFC,v1,03/12] crypto: Replace strstarts() by str_has_prefix().

Message ID 20201204170319.20383-4-laniel_francis@privacyrequired.com
State New
Headers show
Series Replace strstarts() by str_has_prefix() | expand

Commit Message

Francis Laniel Dec. 4, 2020, 5:03 p.m. UTC 
From: Francis Laniel <laniel_francis@privacyrequired.com>

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@privacyrequired.com>
---
 crypto/essiv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/crypto/essiv.c b/crypto/essiv.c
index d012be23d496..f85d4416891f 100644
--- a/crypto/essiv.c
+++ b/crypto/essiv.c
@@ -504,7 +504,7 @@  static int essiv_create(struct crypto_template *tmpl, struct rtattr **tb)
 			goto out_free_inst;
 		aead_alg = crypto_spawn_aead_alg(&ictx->u.aead_spawn);
 		block_base = &aead_alg->base;
-		if (!strstarts(block_base->cra_name, "authenc(")) {
+		if (!str_has_prefix(block_base->cra_name, "authenc(")) {
 			pr_warn("Only authenc() type AEADs are supported by ESSIV\n");
 			err = -EINVAL;
 			goto out_drop_skcipher;