lib:socket: fix CID 1350010 - integer OVERFLOW_BEFORE_WIDEN

Signed-off-by: Michael Adam <obnox@samba.org>
Reviewed-by: Volker Lendecke <vl@samba.org>
Autobuild-User(master): Volker Lendecke <vl@samba.org>
Autobuild-Date(master): Thu Feb  4 00:35:11 CET 2016 on sn-devel-144

diff --git a/lib/socket/interfaces.c b/lib/socket/interfaces.c
index 98341e2ba0794d1a5e2535117a0cbc4251caa5ee..cf094f0b4c56607ce6ab2f6a7fc8505828409a5c 100644 (file)
--- a/lib/socket/interfaces.c
+++ b/lib/socket/interfaces.c
@@ -160,7 +160,7 @@ static void query_iface_speed_from_name(const char *name, uint64_t *speed)
        if (ret == -1) {
                goto done;
        }
-       *speed = (ethtool_cmd_speed(&ecmd)) * 1000 * 1000;
+       *speed = ((uint64_t)ethtool_cmd_speed(&ecmd)) * 1000 * 1000;
 
 done:
        (void)close(fd);