mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 05:04:00 +08:00
xhci: xhci-mem: off by one in xhci_stream_id_to_ring()
The > should be >= here so that we don't read one element beyond the end
of the ep->stream_info->stream_rings[] array.
Fixes: e9df17eb14
("USB: xhci: Correct assumptions about number of rings per endpoint.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
aaa8fee7df
commit
313db3d648
@ -595,7 +595,7 @@ struct xhci_ring *xhci_stream_id_to_ring(
|
||||
if (!ep->stream_info)
|
||||
return NULL;
|
||||
|
||||
if (stream_id > ep->stream_info->num_streams)
|
||||
if (stream_id >= ep->stream_info->num_streams)
|
||||
return NULL;
|
||||
return ep->stream_info->stream_rings[stream_id];
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user