diff options
Diffstat (limited to 'block/blktrace.c')
| -rw-r--r-- | block/blktrace.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/block/blktrace.c b/block/blktrace.c index 2b4ef2b89b8..8ff33441d8a 100644 --- a/block/blktrace.c +++ b/block/blktrace.c @@ -450,8 +450,10 @@ int blk_trace_ioctl(struct block_device *bdev, unsigned cmd, char __user *arg) **/ void blk_trace_shutdown(request_queue_t *q) { - blk_trace_startstop(q, 0); - blk_trace_remove(q); + if (q->blk_trace) { + blk_trace_startstop(q, 0); + blk_trace_remove(q); + } } /* |