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Diffstat (limited to 'source4/auth/kerberos/gssapi_parse.c')
-rw-r--r--source4/auth/kerberos/gssapi_parse.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/source4/auth/kerberos/gssapi_parse.c b/source4/auth/kerberos/gssapi_parse.c
index 86a9e9554a..de6fa31afb 100644
--- a/source4/auth/kerberos/gssapi_parse.c
+++ b/source4/auth/kerberos/gssapi_parse.c
@@ -31,13 +31,18 @@
*/
DATA_BLOB gensec_gssapi_gen_krb5_wrap(TALLOC_CTX *mem_ctx, const DATA_BLOB *ticket, const uint8_t tok_id[2])
{
- struct asn1_data *data = asn1_init(mem_ctx);
+ struct asn1_data *data;
DATA_BLOB ret;
if (!data || !ticket->data) {
return data_blob(NULL,0);
}
+ data = asn1_init(mem_ctx);
+ if (data == NULL) {
+ return data_blob(NULL,0);
+ }
+
asn1_push_tag(data, ASN1_APPLICATION(0));
asn1_write_OID(data, GENSEC_OID_KERBEROS5);
@@ -66,6 +71,10 @@ BOOL gensec_gssapi_parse_krb5_wrap(TALLOC_CTX *mem_ctx, const DATA_BLOB *blob, D
struct asn1_data *data = asn1_init(mem_ctx);
int data_remaining;
+ if (!data) {
+ return False;
+ }
+
asn1_load(data, *blob);
asn1_start_tag(data, ASN1_APPLICATION(0));
asn1_check_OID(data, GENSEC_OID_KERBEROS5);
@@ -99,6 +108,8 @@ BOOL gensec_gssapi_check_oid(const DATA_BLOB *blob, const char *oid)
BOOL ret;
struct asn1_data *data = asn1_init(NULL);
+ if (!data) return False;
+
asn1_load(data, *blob);
asn1_start_tag(data, ASN1_APPLICATION(0));
asn1_check_OID(data, oid);