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-rw-r--r--kernel/trace/trace.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 1ab8e35d069b..bbcde546f9f7 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -629,7 +629,6 @@ ssize_t trace_seq_to_user(struct trace_seq *s, char __user *ubuf, size_t cnt)
629static ssize_t trace_seq_to_buffer(struct trace_seq *s, void *buf, size_t cnt) 629static ssize_t trace_seq_to_buffer(struct trace_seq *s, void *buf, size_t cnt)
630{ 630{
631 int len; 631 int len;
632 void *ret;
633 632
634 if (s->len <= s->readpos) 633 if (s->len <= s->readpos)
635 return -EBUSY; 634 return -EBUSY;
@@ -637,9 +636,7 @@ static ssize_t trace_seq_to_buffer(struct trace_seq *s, void *buf, size_t cnt)
637 len = s->len - s->readpos; 636 len = s->len - s->readpos;
638 if (cnt > len) 637 if (cnt > len)
639 cnt = len; 638 cnt = len;
640 ret = memcpy(buf, s->buffer + s->readpos, cnt); 639 memcpy(buf, s->buffer + s->readpos, cnt);
641 if (!ret)
642 return -EFAULT;
643 640
644 s->readpos += cnt; 641 s->readpos += cnt;
645 return cnt; 642 return cnt;