winbind: Fix CID 1427625 Calling risky function

Probably not really a problem, but we have generate_random(), so why not
use it?

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/source3/winbindd/winbindd_gpupdate.c b/source3/winbindd/winbindd_gpupdate.c
index 48ebb5501aa88621345662a97912dd60c51b54de..c86c007be12e280d7afecb54b123757724ddc9af 100644 (file)
--- a/source3/winbindd/winbindd_gpupdate.c
+++ b/source3/winbindd/winbindd_gpupdate.c
@@ -34,7 +34,7 @@
 #define GPUPDATE_RAND_OFFSET    (30*60)
 static uint32_t gpupdate_interval(void)
 {
-       int rand_int_offset = rand() % GPUPDATE_RAND_OFFSET;
+       int rand_int_offset = generate_random() % GPUPDATE_RAND_OFFSET;
        return GPUPDATE_INTERVAL+rand_int_offset;
 }