[PATCH 16/20] tools/xenstore: let chk_domain_generation() return a bool

[Juergen Gross <jgross@xxxxxxxx>]

Instead of returning 0 or 1 let chk_domain_generation() return a
boolean value.

Simplify the only caller by removing the ret variable.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 tools/xenstore/xenstored_domain.c | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/tools/xenstore/xenstored_domain.c 
b/tools/xenstore/xenstored_domain.c
index 368b9bc2b7..3d460a6fa8 100644
--- a/tools/xenstore/xenstored_domain.c
+++ b/tools/xenstore/xenstored_domain.c
@@ -990,20 +990,20 @@ void domain_deinit(void)
  * count (used for testing whether a node permission is older than a domain).
  *
  * Return values:
- *  0: domain has higher generation count (it is younger than a node with the
- *     given count), or domain isn't existing any longer
- *  1: domain is older than the node
+ *  false: domain has higher generation count (it is younger than a node with
+ *     the given count), or domain isn't existing any longer
+ *  true: domain is older than the node
  */
-static int chk_domain_generation(unsigned int domid, uint64_t gen)
+static bool chk_domain_generation(unsigned int domid, uint64_t gen)
 {
        struct domain *d;
 
        if (!xc_handle && domid == dom0_domid)
-               return 1;
+               return true;
 
        d = find_domain_struct(domid);
 
-       return (d && d->generation <= gen) ? 1 : 0;
+       return d && d->generation <= gen;
 }
 
 /*
@@ -1038,14 +1038,12 @@ int domain_alloc_permrefs(struct node_perms *perms)
 int domain_adjust_node_perms(struct node *node)
 {
        unsigned int i;
-       int ret;
 
        for (i = 1; i < node->perms.num; i++) {
                if (node->perms.p[i].perms & XS_PERM_IGNORE)
                        continue;
-               ret = chk_domain_generation(node->perms.p[i].id,
-                                           node->generation);
-               if (!ret)
+               if (!chk_domain_generation(node->perms.p[i].id,
+                                          node->generation))
                        node->perms.p[i].perms |= XS_PERM_IGNORE;
        }
 
-- 
2.35.3