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authorYueHaibing <yuehaibing@huawei.com>2019-02-15 12:35:13 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-02-19 14:41:38 +0100
commit8e9fd85c59fb22f4dfa55d2d155401aa935d6ab4 (patch)
treed31da9da84fe875c1c09020de4a984b099da97e0 /drivers/usb
parentd651b44244bbb051245de64b56b8b546118e9aa4 (diff)
usb: host: oxu210hp-hcd: remove set but not used variables 'uframes, transfer_buffer_length'
Fixes gcc '-Wunused-but-set-variable' warning: drivers/usb/host/oxu210hp-hcd.c: In function 'scan_periodic': drivers/usb/host/oxu210hp-hcd.c:2256:13: warning: variable 'uframes' set but not used [-Wunused-but-set-variable] drivers/usb/host/oxu210hp-hcd.c: In function 'oxu_urb_enqueue': drivers/usb/host/oxu210hp-hcd.c:2835:6: warning: variable 'transfer_buffer_length' set but not used [-Wunused-but-set-variable] They are never used since introduction. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/oxu210hp-hcd.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index f06a291f05f8..47c5515a9ce4 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -2253,16 +2253,12 @@ static void scan_periodic(struct oxu_hcd *oxu)
for (;;) {
union ehci_shadow q, *q_p;
__le32 type, *hw_p;
- unsigned uframes;
/* don't scan past the live uframe */
frame = now_uframe >> 3;
- if (frame == (clock >> 3))
- uframes = now_uframe & 0x07;
- else {
+ if (frame != (clock >> 3)) {
/* safe to scan the whole frame at once */
now_uframe |= 0x07;
- uframes = 8;
}
restart:
@@ -2832,7 +2828,6 @@ static int oxu_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
{
struct oxu_hcd *oxu = hcd_to_oxu(hcd);
int num, rem;
- int transfer_buffer_length;
void *transfer_buffer;
struct urb *murb;
int i, ret;
@@ -2843,7 +2838,6 @@ static int oxu_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
/* Otherwise we should verify the USB transfer buffer size! */
transfer_buffer = urb->transfer_buffer;
- transfer_buffer_length = urb->transfer_buffer_length;
num = urb->transfer_buffer_length / 4096;
rem = urb->transfer_buffer_length % 4096;