From fe5295374ec9ac56ba3b619c5c1792b3fd66d859 Mon Sep 17 00:00:00 2001 From: Sjur Brændeland Date: Mon, 15 Oct 2012 09:57:33 +0200 Subject: virtio_console: Free buffer if splice fails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Free the allocated scatter list if send_pages fails in function port_splice_write. Signed-off-by: Sjur Brændeland Signed-off-by: Rusty Russell --- drivers/char/virtio_console.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/char/virtio_console.c') diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 6a369942da84..09d193dbb233 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -881,6 +881,8 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe, if (likely(ret > 0)) ret = send_pages(port, sgl.sg, sgl.n, sgl.len, true); + if (unlikely(ret <= 0)) + kfree(sgl.sg); return ret; } -- cgit v1.2.3