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-rw-r--r--include/net/red.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/net/red.h b/include/net/red.h
index baab385a473..28068ec614b 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -199,7 +199,8 @@ static inline void red_set_parms(struct red_parms *p,
p->Scell_log = Scell_log;
p->Scell_max = (255 << Scell_log);
- memcpy(p->Stab, stab, sizeof(p->Stab));
+ if (stab)
+ memcpy(p->Stab, stab, sizeof(p->Stab));
}
static inline int red_is_idling(const struct red_vars *v)