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krb5: allow NULL authenticator in krb5_auth_con_free()

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When freeing an auth context, allow the authenticator to be NULL. Useful for
freeing partially allocated authentication context.
This commit is contained in:
Luke Howard
2020-04-14 12:37:56 +10:00
parent d2880425e5
commit 1611ac457f
1 changed files with 2 additions and 1 deletions
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3
lib/krb5/auth_context.c
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@@ -86,7 +86,8 @@ krb5_auth_con_free(krb5_context context,
krb5_auth_context auth_context)
{
if (auth_context != NULL) {
krb5_free_authenticator(context, &auth_context->authenticator);
if (auth_context->authenticator)
krb5_free_authenticator(context, &auth_context->authenticator);
if(auth_context->local_address){
free_HostAddress(auth_context->local_address);
free(auth_context->local_address);