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-rw-r--r--crypto/algapi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 2154815201a..6a98076d9d2 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -507,6 +507,9 @@ EXPORT_SYMBOL_GPL(crypto_init_spawn2);
void crypto_drop_spawn(struct crypto_spawn *spawn)
{
+ if (!spawn->alg)
+ return;
+
down_write(&crypto_alg_sem);
list_del(&spawn->list);
up_write(&crypto_alg_sem);