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authorHerbert Xu <herbert@gondor.apana.org.au>2017-04-06 11:16:10 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2017-04-10 14:17:26 +0300
commit633439f5b7e9e2a88fb2ead38bc12c5061897cf2 (patch)
treeaaa60dae9f68050982ce407b82d062d798bff802 /net/xfrm
parent3f69cc60768b2cd15e5cbd3a4b91c46535138382 (diff)
downloadlinux-633439f5b7e9e2a88fb2ead38bc12c5061897cf2.tar.xz
xfrm: Prepare for CRYPTO_MAX_ALG_NAME expansion
This patch fixes the xfrm_user code to use the actual array size rather than the hard-coded CRYPTO_MAX_ALG_NAME length. This is because the array size is fixed at 64 bytes while we want to increase the in-kernel CRYPTO_MAX_ALG_NAME value. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Alexander Sverdlin <alexander.sverdlin@nokia.com> Tested-by: Alexander Sverdlin <alexander.sverdlin@nokia.com> Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm')
-rw-r--r--net/xfrm/xfrm_user.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 9705c279494b..96557cf6389e 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -55,7 +55,7 @@ static int verify_one_alg(struct nlattr **attrs, enum xfrm_attr_type_t type)
return -EINVAL;
}
- algp->alg_name[CRYPTO_MAX_ALG_NAME - 1] = '\0';
+ algp->alg_name[sizeof(algp->alg_name) - 1] = '\0';
return 0;
}
@@ -71,7 +71,7 @@ static int verify_auth_trunc(struct nlattr **attrs)
if (nla_len(rt) < xfrm_alg_auth_len(algp))
return -EINVAL;
- algp->alg_name[CRYPTO_MAX_ALG_NAME - 1] = '\0';
+ algp->alg_name[sizeof(algp->alg_name) - 1] = '\0';
return 0;
}
@@ -87,7 +87,7 @@ static int verify_aead(struct nlattr **attrs)
if (nla_len(rt) < aead_len(algp))
return -EINVAL;
- algp->alg_name[CRYPTO_MAX_ALG_NAME - 1] = '\0';
+ algp->alg_name[sizeof(algp->alg_name) - 1] = '\0';
return 0;
}