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-rw-r--r--lib/ZMkAuth.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/ZMkAuth.c b/lib/ZMkAuth.c
index 8989481..8d7ea0c 100644
--- a/lib/ZMkAuth.c
+++ b/lib/ZMkAuth.c
@@ -123,7 +123,7 @@ ZMakeZcodeRealmAuthentication(register ZNotice_t *notice,
krb5_auth_context authctx;
krb5_data *authent;
char *cksum_start, *cstart, *cend;
- int cksum_len, zcode_len = 0, phdr_adj;
+ int cksum_len, zcode_len = 0, phdr_adj = 0;
notice->z_ascii_authent = NULL;
@@ -167,7 +167,7 @@ ZMakeZcodeRealmAuthentication(register ZNotice_t *notice,
result = Z_NewFormatRawHeader(notice, buffer, buffer_len, phdr_len,
&cksum_start, &cksum_len, &cstart, &cend);
notice->z_authent_len = 0;
- if (!result)
+ if (!result && creds != NULL)
result = Z_InsertZcodeChecksum(keyblock, notice, buffer, cksum_start,
cksum_len, cstart, cend, buffer_len,
&phdr_adj, 0);