3.2-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Matthias Fend <matthias.f...@wolfvision.net>

commit eb9c5836384cd2a276254df6254ed71117983626 upstream.

The out functions should only handle actual available data instead of the 
complete buffer.
Otherwise for example the ep0_consume function will report ghost events since 
it tries to decode
the complete buffer - which may contain partly invalid data.

Signed-off-by: Matthias Fend <matthias.f...@wolfvision.net>
Acked-by: Michal Nazarewicz <min...@mina86.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
 tools/usb/ffs-test.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/usb/ffs-test.c b/tools/usb/ffs-test.c
index 4b107b5..8674b9e 100644
--- a/tools/usb/ffs-test.c
+++ b/tools/usb/ffs-test.c
@@ -297,7 +297,7 @@ static void *start_thread_helper(void *arg)
 
                ret = t->in(t, t->buf, t->buf_size);
                if (ret > 0) {
-                       ret = t->out(t, t->buf, t->buf_size);
+                       ret = t->out(t, t->buf, ret);
                        name = out_name;
                        op = "write";
                } else {


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