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usb: xhci: Do not panic on event timeouts

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Now that we always check the return value, just return NULL on timeouts.
We can still log the error since this is a problem, but it's not reason
to panic.

Signed-off-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Hector Martin 2023-10-29 15:37:43 +09:00 committed by Marek Vasut
parent fb5502be25
commit 2fd7037122
1 changed files with 3 additions and 2 deletions
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5
drivers/usb/host/xhci-ring.c
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@ -494,8 +494,9 @@ union xhci_trb *xhci_wait_for_event(struct xhci_ctrl *ctrl, trb_type expected)
if (expected == TRB_TRANSFER)
return NULL;
printf("XHCI timeout on event type %d... cannot recover.\n", expected);
BUG();
printf("XHCI timeout on event type %d...\n", expected);
return NULL;
}
/*