audit: convert all sessionid declaration to unsigned int

Right now the sessionid value in the kernel is a combination of u32,
int, and unsigned int.  Just use unsigned int throughout.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
diff --git a/kernel/audit.c b/kernel/audit.c
index 25e4ed0..ce8514f9 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1611,7 +1611,7 @@
 
 void audit_log_session_info(struct audit_buffer *ab)
 {
-	u32 sessionid = audit_get_sessionid(current);
+	unsigned int sessionid = audit_get_sessionid(current);
 	uid_t auid = from_kuid(&init_user_ns, audit_get_loginuid(current));
 
 	audit_log_format(ab, " auid=%u ses=%u", auid, sessionid);