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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-11-24 17:16:30 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-11-24 17:16:30 +1100 |
| commit | 1e43bee9c70654b4d52472c19e5f0a0cc18b6b36 (patch) | |
| tree | ff601ec0c0d14125d0324f21b3c7e6d5e19fa252 /drivers/usb/host/xhci-mem.c | |
| parent | 7d6709a20866a885916214590b7c394a21be9e25 (diff) | |
| parent | a8a8a669ea13d792296737505adc43ccacf3a648 (diff) | |
Merge commit 'origin/master' into next
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 1db4fea8c17..b8fd270a8b0 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -802,9 +802,11 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) int i; /* Free the Event Ring Segment Table and the actual Event Ring */ - xhci_writel(xhci, 0, &xhci->ir_set->erst_size); - xhci_write_64(xhci, 0, &xhci->ir_set->erst_base); - xhci_write_64(xhci, 0, &xhci->ir_set->erst_dequeue); + if (xhci->ir_set) { + xhci_writel(xhci, 0, &xhci->ir_set->erst_size); + xhci_write_64(xhci, 0, &xhci->ir_set->erst_base); + xhci_write_64(xhci, 0, &xhci->ir_set->erst_dequeue); + } size = sizeof(struct xhci_erst_entry)*(xhci->erst.num_entries); if (xhci->erst.entries) pci_free_consistent(pdev, size, @@ -841,9 +843,9 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) xhci->dcbaa, xhci->dcbaa->dma); xhci->dcbaa = NULL; + scratchpad_free(xhci); xhci->page_size = 0; xhci->page_shift = 0; - scratchpad_free(xhci); } int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) |