[PATCH] Remove unused variable in ktrace_free()

[Lachlan McIlroy <lachlan@xxxxxxx>]

entries_size is probably left over from when we used to pass the
size to kmem_free().

--- xfs-fix.orig/fs/xfs/support/ktrace.c
+++ xfs-fix/fs/xfs/support/ktrace.c
@@ -113,21 +113,16 @@ ktrace_alloc(int nentries, unsigned int
 void
 ktrace_free(ktrace_t *ktp)
 {
-       int     entries_size;
-
        if (ktp == (ktrace_t *)NULL)
                return;

        /*
         * Special treatment for the Vnode trace buffer.
         */
-       if (ktp->kt_nentries == ktrace_zentries) {
+       if (ktp->kt_nentries == ktrace_zentries)
                kmem_zone_free(ktrace_ent_zone, ktp->kt_entries);
-       } else {
-               entries_size = (int)(ktp->kt_nentries * sizeof(ktrace_entry_t));
-
+       else
                kmem_free(ktp->kt_entries);
-       }

        kmem_zone_free(ktrace_hdr_zone, ktp);
 }