Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.19 3/9] xhci: Don't require a valid get_quirks() function pointer during xhci setup | Date | Sun, 23 Jul 2023 21:34:39 -0400 |
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From: Mathias Nyman <mathias.nyman@linux.intel.com>
[ Upstream commit 9b907c91aa94522ae14bf155ce7b9ccb10a0903c ]
Not all platforms drivers need to set up custom quirks during the xhci generic setup. Allow them to pass NULL as the function pointer when calling xhci_gen_setup()
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com> Message-ID: <20230602144009.1225632-4-mathias.nyman@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/usb/host/xhci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 13c10ebde296e..7d890c8d89a2b 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -5197,7 +5197,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) xhci->quirks |= quirks; - get_quirks(dev, xhci); + if (get_quirks) + get_quirks(dev, xhci); /* In xhci controllers which follow xhci 1.0 spec gives a spurious * success event after a short transfer. This quirk will ignore such -- 2.39.2
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