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authorHuajun Li <huajun.li.lee@gmail.com>2012-03-12 21:00:19 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-13 14:24:07 -0700
commit8816230e13d0c3c6ba51916d20e6d204646abf03 (patch)
tree3b9c29e8e07490fa6914fbe75c7dcfe95b84c14c /include/linux/usb.h
parent90221170bfe101de59a05910b4cb6d6e5de046b1 (diff)
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.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 0c51663f273..73b68d1f2cb 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;