crypto: drbg - remove unnecessary sanity check for shadow state

During creation of the DRBG shadow state, it is ensured that the DRBG
state structure is already allocated. Thus, a sanity check for verifying
that the structure is allocated is removed.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 0 insertions, 3 deletions

diff --git a/crypto/drbg.c b/crypto/drbg.c
index b4938bb4c465..9fd239fea963 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1155,9 +1155,6 @@ static inline int drbg_alloc_state(struct drbg_state *drbg)
         int ret = -ENOMEM;
         unsigned int sb_size = 0;
 
-        if (!drbg)
-                return -EINVAL;
-
         drbg->V = kmalloc(drbg_statelen(drbg), GFP_KERNEL);
         if (!drbg->V)
                 goto err;