[PKT_SCHED]: Fix range in PSCHED_TDIFF_SAFE to 0..bound

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 7352e455053c..fcb05a387dbe 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -157,7 +157,8 @@ psched_tod_diff(int delta_sec, int bound)
            case 1: \
                    __delta += 1000000; \
            case 0: \
-                   __delta = abs(__delta); \
+                   if (__delta > bound || __delta < 0) \
+                        __delta = bound; \
            } \
            __delta; \
 })