CRYPTO: cryptd: Correct kzalloc error test

[CRYPTO] cryptd: Correct kzalloc error test

[ Upstream commit: b1145ce395f7785487c128fe8faf8624e6586d84 ]

Normally, kzalloc returns NULL or a valid pointer value, not a value to be
tested using IS_ERR.

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/crypto/cryptd.c b/crypto/cryptd.c
index 250425263e00e59fad2b5a11436ce5a02b9dbe41..b150de562057f59bd85a69f0bb4e3267589c6bff 100644 (file)
--- a/crypto/cryptd.c
+++ b/crypto/cryptd.c
@@ -190,8 +190,10 @@ static struct crypto_instance *cryptd_alloc_instance(struct crypto_alg *alg,
        int err;
 
        inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL);
-       if (IS_ERR(inst))
+       if (!inst) {
+               inst = ERR_PTR(-ENOMEM);
                goto out;
+       }
 
        err = -ENAMETOOLONG;
        if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME,