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authorMatt Evans <matt@ozlabs.org>2011-06-01 13:01:07 +1000
committerSarah Sharp <sarah.a.sharp@linux.intel.com>2011-06-02 14:40:23 -0700
commit4819fef5e7cb9a39e1fd59ecd85861b3ffebdcaa (patch)
tree143ca81187315e6e06298c05776c83ecadc60d6d /drivers/usb/host/xhci.c
parentf69753140d5c95087a3352710ae5edd541710da6 (diff)
xhci: Bigendian fix for xhci_check_bandwidth()
Commit 834cb0fc4712a3b21c6b8c5cb55bd13607191311 "xhci: Fix memory leak bug when dropping endpoints" added a small endian bug. This patch fixes xhci_check_bandwidth() to read add/drop_flags LE. Signed-off-by: Matt Evans <matt@ozlabs.org> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Diffstat (limited to 'drivers/usb/host/xhci.c')
-rw-r--r--drivers/usb/host/xhci.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index d9660eb97eb..ecd20210161 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1849,8 +1849,8 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
/* Free any rings that were dropped, but not changed. */
for (i = 1; i < 31; ++i) {
- if ((ctrl_ctx->drop_flags & (1 << (i + 1))) &&
- !(ctrl_ctx->add_flags & (1 << (i + 1))))
+ if ((le32_to_cpu(ctrl_ctx->drop_flags) & (1 << (i + 1))) &&
+ !(le32_to_cpu(ctrl_ctx->add_flags) & (1 << (i + 1))))
xhci_free_or_cache_endpoint_ring(xhci, virt_dev, i);
}
xhci_zero_in_ctx(xhci, virt_dev);