1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/trace/trace_seq.c b/kernel/trace/trace_seq.c
index 1f24ed99dca2..b100994a17fe 100644
--- a/kernel/trace/trace_seq.c
+++ b/kernel/trace/trace_seq.c
@@ -122,7 +122,7 @@ int trace_seq_bitmask(struct trace_seq *s, const unsigned long *maskp,
         if (s->full || !len)
                 return 0;
 
-        ret = bitmap_scnprintf(s->buffer, len, maskp, nmaskbits);
+        ret = bitmap_scnprintf(s->buffer + s->len, len, maskp, nmaskbits);
         s->len += ret;
 
         return 1;