diff options
| author | Gustavo A. R. Silva <gustavoars@kernel.org> | 2020-11-20 12:40:27 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-23 17:46:01 +0100 |
| commit | 93c747ed00c1c74316645f7761f0cdb3f3d3952d (patch) | |
| tree | 02e2dbaaf30b9c92505782f6e25572b0ccbea051 /drivers/usb/host | |
| parent | 52a0372a38b45899368b44147db52f7360aaea31 (diff) | |
usb: Fix fall-through warnings for Clang
In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
warnings by explicitly adding multiple break/return/fallthrough
statements instead of letting the code fall through to the next
case.
Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/a76da7ca5b4f41c13d27b298accb8222d0b04e61.1605896060.git.gustavoars@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/fotg210-hcd.c | 2 | ||||
| -rw-r--r-- | drivers/usb/host/isp116x-hcd.c | 1 | ||||
| -rw-r--r-- | drivers/usb/host/max3421-hcd.c | 1 | ||||
| -rw-r--r-- | drivers/usb/host/oxu210hp-hcd.c | 1 |
4 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index 1d94fcfac2c2..0451943f0bc4 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -5276,7 +5276,7 @@ static int fotg210_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, */ if (urb->transfer_buffer_length > (16 * 1024)) return -EMSGSIZE; - /* FALLTHROUGH */ + fallthrough; /* case PIPE_BULK: */ default: if (!qh_urb_transaction(fotg210, urb, &qtd_list, mem_flags)) diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c index 3055d9abfec3..8544a2a2c1e6 100644 --- a/drivers/usb/host/isp116x-hcd.c +++ b/drivers/usb/host/isp116x-hcd.c @@ -1447,6 +1447,7 @@ static int isp116x_bus_resume(struct usb_hcd *hcd) val &= ~HCCONTROL_HCFS; val |= HCCONTROL_USB_RESUME; isp116x_write_reg32(isp116x, HCCONTROL, val); + break; case HCCONTROL_USB_RESUME: break; case HCCONTROL_USB_OPER: diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c index ebb8180b52ab..afd9174d83b1 100644 --- a/drivers/usb/host/max3421-hcd.c +++ b/drivers/usb/host/max3421-hcd.c @@ -1537,6 +1537,7 @@ max3421_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags) __func__, urb->interval); return -EINVAL; } + break; default: break; } diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c index 27dbbe1b28b1..aa42df39e6a1 100644 --- a/drivers/usb/host/oxu210hp-hcd.c +++ b/drivers/usb/host/oxu210hp-hcd.c @@ -1365,6 +1365,7 @@ __acquires(oxu->lock) switch (urb->status) { case -EINPROGRESS: /* success */ urb->status = 0; + break; default: /* fault */ break; case -EREMOTEIO: /* fault or normal */ |