Commit f45e2a02 authored by Felipe Balbi's avatar Felipe Balbi Committed by Greg Kroah-Hartman

usb: host: xhci: check for a valid ring when unmapping bounce buffer

This way we can remove checks for valid ring from call sites of
xhci_unmap_td_bounce_buffer()
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f3899a28
...@@ -655,7 +655,7 @@ static void xhci_unmap_td_bounce_buffer(struct xhci_hcd *xhci, ...@@ -655,7 +655,7 @@ static void xhci_unmap_td_bounce_buffer(struct xhci_hcd *xhci,
struct xhci_segment *seg = td->bounce_seg; struct xhci_segment *seg = td->bounce_seg;
struct urb *urb = td->urb; struct urb *urb = td->urb;
if (!seg || !urb) if (!ring || !seg || !urb)
return; return;
if (usb_urb_dir_out(urb)) { if (usb_urb_dir_out(urb)) {
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment