vc: introduce struct vc_draw_region

[linux-2.6-microblaze.git] / crypto / drbg.c

diff --git a/crypto/drbg.c b/crypto/drbg.c
index 37526eb..8d80d93 100644 (file)
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1631,10 +1631,12 @@ static int drbg_uninstantiate(struct drbg_state *drbg)
        if (drbg->random_ready.func) {
                del_random_ready_callback(&drbg->random_ready);
                cancel_work_sync(&drbg->seed_work);
-               crypto_free_rng(drbg->jent);
-               drbg->jent = NULL;
        }
 
+       if (!IS_ERR_OR_NULL(drbg->jent))
+               crypto_free_rng(drbg->jent);
+       drbg->jent = NULL;
+
        if (drbg->d_ops)
                drbg->d_ops->crypto_fini(drbg);
        drbg_dealloc_state(drbg);