[PATCH] blktrace: bad ret = len assignment that should be ret == len

diff --git a/blktrace.c b/blktrace.c
index 6055a30bd02d229e9a1db3a12cbc9658497bf92a..b58f86afb5fc57d0c5d5e91d0c3d4b161c85b7ea 100644 (file)
--- a/blktrace.c
+++ b/blktrace.c
@@ -362,7 +362,7 @@ static void refill_ringbuffer(struct thread_information *tip, int block)
                        resize_ringbuffer(tip);
 
                ret = __refill_ringbuffer(tip, len, block);
-       } while ((ret = len) && !is_done());
+       } while ((ret == len) && !is_done());
 }
 
 static int read_data(struct thread_information *tip, void *buf,