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authorAaro Koskinen <aaro.koskinen@iki.fi>2014-06-29 23:52:55 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-07-09 03:39:22 +0400
commit8dcf4ecea91582ec9c816d91f06475ba92a65ed7 (patch)
tree7454fb447716eb9003bcecb511358b4f580ac97c /drivers/staging/octeon-usb
parentd8c39d3f20049473a6d489deb82b5219f2a21316 (diff)
downloadlinux-8dcf4ecea91582ec9c816d91f06475ba92a65ed7.tar.xz
staging: octeon-usb: return transferred bytes only on success
Return transferred bytes only when transfer was successful. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/octeon-usb')
-rw-r--r--drivers/staging/octeon-usb/octeon-hcd.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c
index 59cf921f1b59..a65b708b804a 100644
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -2162,7 +2162,11 @@ static void octeon_usb_urb_complete_callback(struct cvmx_usb_state *usb,
struct usb_hcd *hcd = octeon_to_hcd(priv);
struct device *dev = hcd->self.controller;
- urb->actual_length = bytes_transferred;
+ if (likely(status == CVMX_USB_COMPLETE_SUCCESS))
+ urb->actual_length = bytes_transferred;
+ else
+ urb->actual_length = 0;
+
urb->hcpriv = NULL;
/* For Isochronous transactions we need to update the URB packet status