summaryrefslogtreecommitdiff
path: root/crypto
diff options
context:
space:
mode:
authorHerbert Xu <herbert@gondor.apana.org.au>2023-12-07 18:36:57 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-01-31 16:16:58 -0800
commit680eb0a99336f7b21ff149bc57579d059421c5de (patch)
tree92b48ca8d5ac3285486450f22c128e10879cd90b /crypto
parent562850a008db621e3ce52447f936ac6911f79d48 (diff)
downloadlinux-680eb0a99336f7b21ff149bc57579d059421c5de.tar.gz
linux-680eb0a99336f7b21ff149bc57579d059421c5de.tar.bz2
linux-680eb0a99336f7b21ff149bc57579d059421c5de.zip
crypto: api - Disallow identical driver names
commit 27016f75f5ed47e2d8e0ca75a8ff1f40bc1a5e27 upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/algapi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 5dc9ccdd5a51..c73d1359b9d4 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -290,6 +290,7 @@ static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg)
}
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;
}