[CRIU] [PATCH] restore_pipe_data(): fix a typo

[Kir Kolyshkin]

Found using clang:

cr-restore.c:796:8: error: use of unary operator that may be intended as compound assignment (+=)
                size =+ ret;
                     ^~

Signed-off-by: Kir Kolyshkin <kir at openvz.org>
---
 cr-restore.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/cr-restore.c b/cr-restore.c
index 4c94936..3bc3282 100644
--- a/cr-restore.c
+++ b/cr-restore.c
@@ -793,7 +793,7 @@ static int restore_pipe_data(struct pipe_entry *e, int wfd, int pipes_fd)
 			return -1;
 		}
 
-		size =+ ret;
+		size += ret;
 	}
 
 	return 0;
-- 
1.7.4.4