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-rw-r--r--include/net/act_api.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/net/act_api.h b/include/net/act_api.h
index c24d7643548e..124bd139886c 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -75,7 +75,8 @@ static inline void tcf_tm_dump(struct tcf_t *dtm, const struct tcf_t *stm)
{
dtm->install = jiffies_to_clock_t(jiffies - stm->install);
dtm->lastuse = jiffies_to_clock_t(jiffies - stm->lastuse);
- dtm->firstuse = jiffies_to_clock_t(jiffies - stm->firstuse);
+ dtm->firstuse = stm->firstuse ?
+ jiffies_to_clock_t(jiffies - stm->firstuse) : 0;
dtm->expires = jiffies_to_clock_t(stm->expires);
}