diff mbox series

[2/2] pipe: delete a duplicate line of code in pipe_write()

Message ID 20211115035721.1909-3-thunder.leizhen@huawei.com (mailing list archive)
State New, archived
Headers show
Series pipe: Fix a potential UAF and delete a duplicate line of code | expand

Commit Message

Leizhen (ThunderTown) Nov. 15, 2021, 3:57 a.m. UTC
The buf->offset has been assigned to 0 before the copy operation, and it
seems odd to readjust its value after the copy is complete. Delete the
second 'buf->offset = 0'.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 fs/pipe.c | 1 -
 1 file changed, 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/pipe.c b/fs/pipe.c
index 302f1e50ce3be1d..7ba11a633c0eeb9 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -536,7 +536,6 @@  pipe_write(struct kiocb *iocb, struct iov_iter *from)
 				break;
 			}
 			ret += copied;
-			buf->offset = 0;
 			buf->len = copied;
 
 			if (!iov_iter_count(from))