usbnet: cdc_mbim: comments on suspend failure
authorMing Lei <ming.lei@canonical.com>
Fri, 15 Mar 2013 04:08:56 +0000 (12:08 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 25 Mar 2013 17:55:46 +0000 (10:55 -0700)
commit9a44312a79786c2fefac8e298a99826e9dc21f17
tree6378cebe82c39e921507042c6a6b9b80e0048b43
parent37093b7017a281b85dc523fdcf99418a564e1cd4
usbnet: cdc_mbim: comments on suspend failure

If suspend callback fails in system sleep context, usb core will
ignore the failure and let system sleep go ahead further, so
this patch comments on the case and requires that both
usbnet_suspend() and subdriver->suspend() MUST return 0 in
system sleep context.

Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/usb/cdc_mbim.c