[CRYPTO] tcrypt: Fix error checking for comp allocation

This patch fixes loading the tcrypt module while deflate isn't available
at all (isn't build).

Signed-off-by: Sebastian Siewior <linux-crypto@ml.breakpoint.cc>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 1 insertions, 1 deletions

diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index f5e9da319ece..8eaa5aa210b0 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -768,7 +768,7 @@ static void test_deflate(void)
         tv = (void *)tvmem;
 
         tfm = crypto_alloc_comp("deflate", 0, CRYPTO_ALG_ASYNC);
-        if (tfm == NULL) {
+        if (IS_ERR(tfm)) {
                 printk("failed to load transform for deflate\n");
                 return;
         }