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Diffstat (limited to 'drivers/usb/host/xhci-ext-caps.h')
-rw-r--r--drivers/usb/host/xhci-ext-caps.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-ext-caps.h b/drivers/usb/host/xhci-ext-caps.h
index ecc131c3fe33..78c4edac1db1 100644
--- a/drivers/usb/host/xhci-ext-caps.h
+++ b/drivers/usb/host/xhci-ext-caps.h
@@ -101,12 +101,15 @@ static inline int xhci_find_next_cap_offset(void __iomem *base, int ext_offset)
next = readl(base + ext_offset);
- if (ext_offset == XHCI_HCC_PARAMS_OFFSET)
+ if (ext_offset == XHCI_HCC_PARAMS_OFFSET) {
/* Find the first extended capability */
next = XHCI_HCC_EXT_CAPS(next);
- else
+ ext_offset = 0;
+ } else {
/* Find the next extended capability */
next = XHCI_EXT_CAPS_NEXT(next);
+ }
+
if (!next)
return 0;
/*