Remove the unused variable p + something that SVN figure out and where I dont see any difference,

certainly just some conversion from TAB to space ...

This commit was SVN r7287.

ompi/mca/pml/ob1/pml_ob1.c

@@ -108,7 +108,6 @@ int mca_pml_ob1_del_comm(ompi_communicator_t* comm)
 
 int mca_pml_ob1_add_procs(ompi_proc_t** procs, size_t nprocs)
 {
-    size_t p;
     ompi_bitmap_t reachable;
     struct mca_bml_base_endpoint_t ** bml_endpoints = NULL;
     int rc;