Simplify crypto_more_spawns() with list_first_entry_or_null()
and list_next_entry().
Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
crypto/algapi.c | 9 ++++-----
1 file 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);
--
2.5.0
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