crypto: api - Disallow identical driver names

Disallow registration of two algorithms with identical driver names.

Cc: <stable@vger.kernel.org>
Reported-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-12-07 18:36:57 +08:00
parent 979f6ded93
commit 27016f75f5

View File

@ -341,6 +341,7 @@ __crypto_register_alg(struct crypto_alg *alg, struct list_head *algs_to_put)
}
if (!strcmp(q->cra_driver_name, alg->cra_name) ||
!strcmp(q->cra_driver_name, alg->cra_driver_name) ||
!strcmp(q->cra_name, alg->cra_driver_name))
goto err;
}