nagai/kernel
3
0
Fork 0
forked from mirrors/linux
Code Pull requests Activity

ipsec: Use skcipher and ahash when probing algorithms

Browse source 
This patch removes the last reference to hash and ablkcipher from
IPsec and replaces them with ahash and skcipher respectively.  For
skcipher there is currently no difference at all, while for ahash
the current code is actually buggy and would prevent asynchronous
algorithms from being discovered.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2016-01-24 21:19:11 +08:00
parent 1afe593b42
commit 17bc197022
1 changed files with 4 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

7
net/xfrm/xfrm_algo.c
View file

@ -9,6 +9,8 @@
* any later version. * any later version.
*/ */
#include <crypto/hash.h>
#include <crypto/skcipher.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/pfkeyv2.h> #include <linux/pfkeyv2.h>
@ -782,14 +784,13 @@ void xfrm_probe_algs(void)
BUG_ON(in_softirq()); BUG_ON(in_softirq());
for (i = 0; i < aalg_entries(); i++) { for (i = 0; i < aalg_entries(); i++) {
status = crypto_has_hash(aalg_list[i].name, 0, status = crypto_has_ahash(aalg_list[i].name, 0, 0);
CRYPTO_ALG_ASYNC);
if (aalg_list[i].available != status) if (aalg_list[i].available != status)
aalg_list[i].available = status; aalg_list[i].available = status;
} }
for (i = 0; i < ealg_entries(); i++) { for (i = 0; i < ealg_entries(); i++) {
status = crypto_has_ablkcipher(ealg_list[i].name, 0, 0); status = crypto_has_skcipher(ealg_list[i].name, 0, 0);
if (ealg_list[i].available != status) if (ealg_list[i].available != status)
ealg_list[i].available = status; ealg_list[i].available = status;
} }