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| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2018-05-25 17:24:57 +0800 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-06-19 12:48:13 +0300 |
| commit | 980900d6318066b9f8314bfb87329a20fd0d1ca4 (patch) | |
| tree | 46c4f425c8c91c48001af3f6447ae8d87b54512c /Documentation/atomic_t.txt | |
| parent | 70c3c8cb83856758025c2a211dd022bc0478922a (diff) | |
| download | linux-next-980900d6318066b9f8314bfb87329a20fd0d1ca4.tar.gz | |
usb: gadget: composite: fix delayed_status race condition when set_interface
It happens when enable debug log, if set_alt() returns
USB_GADGET_DELAYED_STATUS and usb_composite_setup_continue()
is called before increasing count of @delayed_status,
so fix it by using spinlock of @cdev->lock.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Tested-by: Jay Hsu <shih-chieh.hsu@mediatek.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'Documentation/atomic_t.txt')
0 files changed, 0 insertions, 0 deletions