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authorChunfeng Yun <chunfeng.yun@mediatek.com>2016-04-28 05:42:20 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-28 21:35:36 +0200
commitf5e6253fe6de35fc2fa059974dbd9d61f32e4cd0 (patch)
treef2aea215554ff4c40edde5f7ebe807c2ce60d636 /drivers/usb/misc/usbtest.c
parentusbip: vudc: fix Kconfig dependencies (diff)
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usb: core: buffer: avoid NULL pointer dereferrence
NULL pointer dereferrence will happen when class driver wants to allocate zero length buffer and pool_max[0] can't be used, so simply returns NULL in the case. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/misc/usbtest.c')
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