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-rw-r--r--crypto/algapi.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 7c41e7405c41..56c62e2858d5 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -149,6 +149,9 @@ static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg)
if (q == alg)
goto err;
+ if (crypto_is_moribund(q))
+ continue;
+
if (crypto_is_larval(q)) {
if (!strcmp(alg->cra_driver_name, q->cra_driver_name))
goto err;
@@ -197,7 +200,7 @@ void crypto_alg_tested(const char *name, int err)
down_write(&crypto_alg_sem);
list_for_each_entry(q, &crypto_alg_list, cra_list) {
- if (!crypto_is_larval(q))
+ if (crypto_is_moribund(q) || !crypto_is_larval(q))
continue;
test = (struct crypto_larval *)q;
@@ -210,6 +213,7 @@ void crypto_alg_tested(const char *name, int err)
goto unlock;
found:
+ q->cra_flags |= CRYPTO_ALG_DEAD;
alg = test->adult;
if (err || list_empty(&alg->cra_list))
goto complete;