adding NULL check to make it fail safe.
Signed-Off-By : Ameen Ali <[email protected]>
---
crypto/asymmetric_keys/x509_public_key.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c
index 2a44b37..76610cc 100644
--- a/crypto/asymmetric_keys/x509_public_key.c
+++ b/crypto/asymmetric_keys/x509_public_key.c
@@ -286,6 +286,10 @@ static int x509_key_preparse(struct key_preparsed_payload *prep)
char *desc = NULL, *p;
int ret;
+ if(prep == NULL){
+ pr_debug("NULL payload");
+ return PTR_ERR(prep);
+ }
cert = x509_cert_parse(prep->data, prep->datalen);
if (IS_ERR(cert))
return PTR_ERR(cert);
--
2.5.0