(expand_realm): avoid passing NULL to strlen, found by IBM checker.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16945 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2006-04-02 01:36:45 +00:00
parent 1305bbe9d5
commit c857bdbb07

View File

@@ -166,10 +166,13 @@ expand_realms(krb5_context context,
for(r = realms; r; r = r->next){
if(r->trailing_dot){
char *tmp;
size_t len = strlen(r->realm) + strlen(prev_realm) + 1;
size_t len;
if(prev_realm == NULL)
prev_realm = client_realm;
len = strlen(r->realm) + strlen(prev_realm) + 1;
tmp = realloc(r->realm, len);
if(tmp == NULL){
free_realms(realms);