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authorMatthias Fend <Matthias.Fend@wolfvision.net>2012-05-07 16:37:30 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-08 03:45:48 +0400
commiteb9c5836384cd2a276254df6254ed71117983626 (patch)
tree3cc369a2c257929dcfea6a62cdf2e1e9270f0d0b
parentccd68bb8d8ecfb10d62ef6c65851119b1a49c1be (diff)
downloadlinux-eb9c5836384cd2a276254df6254ed71117983626.tar.xz
USB: ffs-test: fix length argument of out function call
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.fend@wolfvision.net> Cc: stable <stable@vger.kernel.org> Acked-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--tools/usb/ffs-test.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/usb/ffs-test.c b/tools/usb/ffs-test.c
index 4b107b5e623f..8674b9ec14f6 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 {