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usb: gadget: composite: mark expected switch fall-throughs

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In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gustavo A. R. Silva 2017-10-25 12:22:50 -05:00 committed by Greg Kroah-Hartman
parent 0f8838a8a0
commit 624916a950
1 changed files with 4 additions and 3 deletions
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7
drivers/usb/gadget/composite.c
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@ -170,20 +170,20 @@ int config_ep_by_speed(struct usb_gadget *g,
want_comp_desc = 1;
break;
}
/* else: Fall trough */
/* fall through */
case USB_SPEED_SUPER:
if (gadget_is_superspeed(g)) {
speed_desc = f->ss_descriptors;
want_comp_desc = 1;
break;
}
/* else: Fall trough */
/* fall through */
case USB_SPEED_HIGH:
if (gadget_is_dualspeed(g)) {
speed_desc = f->hs_descriptors;
break;
}
/* else: fall through */
/* fall through */
default:
speed_desc = f->fs_descriptors;
}
@ -224,6 +224,7 @@ int config_ep_by_speed(struct usb_gadget *g,
case USB_ENDPOINT_XFER_ISOC:
/* mult: bits 1:0 of bmAttributes */
_ep->mult = (comp_desc->bmAttributes & 0x3) + 1;
/* fall through */
case USB_ENDPOINT_XFER_BULK:
case USB_ENDPOINT_XFER_INT:
_ep->maxburst = comp_desc->bMaxBurst + 1;