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| author |   Jules Irenge <jbi.octave@gmail.com> | 2020-02-14 20:47:33 +0000 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-17 10:39:11 +0100 |
| commit | dce174e01d864ebc51091f404f0b1df2504340a5 (patch) | |
| tree | 17d4f1d0f0ba5788b28e52644d57535578bbbe7c /drivers/usb/host/xhci-hub.c | |
| parent | xhci: Do not open code __print_symbolic() in xhci trace events (diff) | |
| download | wireguard-linux-dce174e01d864ebc51091f404f0b1df2504340a5.tar.xz wireguard-linux-dce174e01d864ebc51091f404f0b1df2504340a5.zip | |
xhci: Add missing annotation for xhci_set_port_power()
Sparse reports a warning at xhci_set_port_power()
warning: context imbalance in xhci_set_port_power - unexpected unlock
The root cause is the missing annotation at xhci_set_port_power()
Add the missing __must_hold(&xhci->lock) annotattion
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Link: https://lore.kernel.org/r/20200214204741.94112-23-jbi.octave@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 7a3a29e5e9d2..57e3f2c5475a 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -558,6 +558,7 @@ struct xhci_hub *xhci_get_rhub(struct usb_hcd *hcd) */ static void xhci_set_port_power(struct xhci_hcd *xhci, struct usb_hcd *hcd, u16 index, bool on, unsigned long *flags) + __must_hold(&xhci->lock) { struct xhci_hub *rhub; struct xhci_port *port; |