diff options
| author |   Sergey Shtylyov <s.shtylyov@omp.ru> | 2022-02-16 11:51:52 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-17 16:20:46 +0100 |
| commit | 133da4b470ecb1d696f07d18753cc482fa0b7580 (patch) | |
| tree | 8a2ce0db6a2a117433bd1a5ba3a669d59874b08a /drivers/usb/host/xhci.c | |
| parent | usb: remove Link Powermanagement (LPM) disable before port reset. (diff) | |
| download | linux-dev-133da4b470ecb1d696f07d18753cc482fa0b7580.tar.xz linux-dev-133da4b470ecb1d696f07d18753cc482fa0b7580.zip | |
usb: host: xhci: drop redundant checks
In xhci_endpoint_{disable|reset}() the expression '&vdev->eps[ep_index]'
just cannot be NULL, so the checks have no sense at all...
Found by Linux Verification Center (linuxtesting.org) with the SVACE static
analysis tool.
Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20220216095153.1303105-9-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci.c')
| -rw-r--r-- | drivers/usb/host/xhci.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 2a58677d9b7a..33bae434aa94 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3150,8 +3150,6 @@ rescan: ep_index = xhci_get_endpoint_index(&host_ep->desc); ep = &vdev->eps[ep_index]; - if (!ep) - goto done; /* wait for hub_tt_work to finish clearing hub TT */ if (ep->ep_state & EP_CLEARING_TT) { @@ -3209,8 +3207,6 @@ static void xhci_endpoint_reset(struct usb_hcd *hcd, return; ep_index = xhci_get_endpoint_index(&host_ep->desc); ep = &vdev->eps[ep_index]; - if (!ep) - return; /* Bail out if toggle is already being cleared by a endpoint reset */ spin_lock_irqsave(&xhci->lock, flags); |