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Code Issues 5 Pull Requests Releases Activity

check cache returned from krb5_cccol_cursor_next

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@24037 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2008-11-12 04:20:14 +00:00
parent 6d190e9b9d
commit c5770cfd91
1 changed files with 4 additions and 2 deletions
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6
lib/krb5/cache.c
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@@ -1082,7 +1082,7 @@ krb5_cc_cache_match (krb5_context context,
if (ret)
return ret;
while ((ret = krb5_cccol_cursor_next (context, cursor, &cache)) == 0) {
while ((ret = krb5_cccol_cursor_next (context, cursor, &cache)) == 0 && cache != NULL) {
krb5_principal principal;
ret = krb5_cc_get_principal(context, cache, &principal);
@@ -1345,6 +1345,8 @@ krb5_cccol_cursor_new(krb5_context context, krb5_cccol_cursor *cursor)
* @param cache the returned cursor, pointer is set to NULL on failure
* and a cache on success. The returned cache needs to be freed
* with krb5_cc_close() or destroyed with krb5_cc_destroy().
* MIT Kerberos behavies slightly diffrent and sets cache to NULL
* when all caches are iterated over and return 0.
*
* @return Return 0 or and error, KRB5_CC_END is returned at the end
* of iteration. See krb5_get_error_message().
@@ -1470,7 +1472,7 @@ krb5_cccol_last_change_time(krb5_context context,
if (ret)
return ret;
while ((ret = krb5_cccol_cursor_next (context, cursor, &id)) == 0) {
while ((ret = krb5_cccol_cursor_next (context, cursor, &id) && id) == 0) {
if (type && strcmp(krb5_cc_get_type(context, id), type) != 0)
continue;