crypto: xcbc - Fix incorrect error value when creating instance

If shash_alloc_instance() fails, we return the wrong error value.
This patch fixes it.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 1 insertions, 0 deletions

diff --git a/crypto/xcbc.c b/crypto/xcbc.c
index b2cc8551b99..3b991bf2fd9 100644
--- a/crypto/xcbc.c
+++ b/crypto/xcbc.c
@@ -252,6 +252,7 @@ static int xcbc_create(struct crypto_template *tmpl, struct rtattr **tb)
         }
 
         inst = shash_alloc_instance("xcbc", alg);
+        err = PTR_ERR(inst);
         if (IS_ERR(inst))
                 goto out_put_alg;