crypto: ccp - Use NULL instead of plain 0

Use NULL instead of 0 as the null pointer.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Alexey Kardashevskiy <aik@amd.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/ccp/sev-dev-tsm.c b/drivers/crypto/ccp/sev-dev-tsm.c
index ea29cd5d0ff9fa9a02cbf0414a9b830ff7c90928..5fd5a8fc60edc45d4c03c9701469684e8fc9e5c9 100644 (file)
--- a/drivers/crypto/ccp/sev-dev-tsm.c
+++ b/drivers/crypto/ccp/sev-dev-tsm.c
@@ -241,7 +241,7 @@ static struct pci_tsm *dsm_probe(struct tsm_dev *tsmdev, struct pci_dev *pdev)
 
        if (is_pci_tsm_pf0(pdev))
                return tio_pf0_probe(pdev, sev);
-       return 0;
+       return NULL;
 }
 
 static void dsm_remove(struct pci_tsm *tsm)