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| author | Huajun Li <huajun.li.lee@gmail.com> | 2012-03-12 21:00:19 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-13 14:24:07 -0700 |
| commit | 8816230e13d0c3c6ba51916d20e6d204646abf03 (patch) | |
| tree | 3b9c29e8e07490fa6914fbe75c7dcfe95b84c14c /include/linux/usb.h | |
| parent | 90221170bfe101de59a05910b4cb6d6e5de046b1 (diff) | |
| download | lwn-8816230e13d0c3c6ba51916d20e6d204646abf03.tar.gz lwn-8816230e13d0c3c6ba51916d20e6d204646abf03.zip | |
USB: dynamically allocate usb_device children pointers instead of using a fix array
Non-hub device has no child, and even a real USB hub has ports far
less than USB_MAXCHILDREN, so there is no need using a fix array for
child devices, just allocate it dynamically according real port
number.
Signed-off-by: Huajun Li <huajun.li.lee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 0c51663f2733..73b68d1f2cb0 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -501,7 +501,7 @@ struct usb_device { #endif int maxchild; - struct usb_device *children[USB_MAXCHILDREN]; + struct usb_device **children; u32 quirks; atomic_t urbnum; |