[krbdev.mit.edu #5937] memory leak when credential delegation

[Public Submitter via RT]

Memory leaks when credential delegation is used.

Function krb5_mcc_generate_new in ./ccache/cc_memory.c  leaks memory.
The local id variable "krb5_ccache lid" is neither freed nor assigned 
back to calling function. It is reported as leak in valgrind in version 
1.4.1