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-rw-r--r--kernel/trace/blktrace.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index d9d6206e0b1..07f945a9943 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -540,9 +540,10 @@ int blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
if (ret)
return ret;
- if (copy_to_user(arg, &buts, sizeof(buts)))
+ if (copy_to_user(arg, &buts, sizeof(buts))) {
+ blk_trace_remove(q);
return -EFAULT;
-
+ }
return 0;
}
EXPORT_SYMBOL_GPL(blk_trace_setup);