[This is a repost due to a formatting problem with Gmail]
When using an event group, the value and id for non leaders events were
wrong due to invalid offset into the outgoing buffer.
Signed-off-by: Stephane Eranian <[email protected]>
---
perf_event.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 0b0d5f7..8306127 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -1826,7 +1826,7 @@ static int perf_event_read_group(struct perf_event *event,
size = n * sizeof(u64);
- if (copy_to_user(buf + size, values, size)) {
+ if (copy_to_user(buf + ret, values, size)) {
ret = -EFAULT;
goto unlock;
}
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