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authorGeliang Tang <geliangtang@163.com>2015-11-16 22:37:14 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2015-11-23 20:55:50 +0800
commit304e4818d4a45e83019ea30e4cfcb3ac2a8ce09a (patch)
tree426d0b70e9fe8624c66ef63d96e7ac0963399f17 /crypto/algapi.c
parent4f9ea86604e3ba64edd2817795798168fbb3c1a6 (diff)
downloadop-kernel-dev-304e4818d4a45e83019ea30e4cfcb3ac2a8ce09a.zip
op-kernel-dev-304e4818d4a45e83019ea30e4cfcb3ac2a8ce09a.tar.gz
crypto: api - use list_first_entry_or_null and list_next_entry
Simplify crypto_more_spawns() with list_first_entry_or_null() and list_next_entry(). Signed-off-by: Geliang Tang <geliangtang@163.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/algapi.c')
-rw-r--r--crypto/algapi.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 59bf491..7be76aa 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -93,16 +93,15 @@ static struct list_head *crypto_more_spawns(struct crypto_alg *alg,
{
struct crypto_spawn *spawn, *n;
- if (list_empty(stack))
+ spawn = list_first_entry_or_null(stack, struct crypto_spawn, list);
+ if (!spawn)
return NULL;
- spawn = list_first_entry(stack, struct crypto_spawn, list);
- n = list_entry(spawn->list.next, struct crypto_spawn, list);
+ n = list_next_entry(spawn, list);
if (spawn->alg && &n->list != stack && !n->alg)
n->alg = (n->list.next == stack) ? alg :
- &list_entry(n->list.next, struct crypto_spawn,
- list)->inst->alg;
+ &list_next_entry(n, list)->inst->alg;
list_move(&spawn->list, secondary_spawns);
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