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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-31 14:56:43 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-02-01 10:33:11 -0800
commit601bbbe0517303c9f8eb3d75e11d64efed1293c9 (patch)
tree651342ba16b904180f0953e2eb989afed3e9b5e8 /net/ceph/ceph_strings.c
parent05e0be7c900797e9164976a6014d534ce3035909 (diff)
Input: uinput - fix crash when mixing old and new init style
If user tries to initialize uinput device mixing old and new style initialization (i.e. using old UI_SET_ABSBIT instead of UI_ABS_SETUP, we forget to allocate input->absinfo and will crash when trying to send absolute events: ioctl(ui, UI_DEV_SETUP, &us); ioctl(ui, UI_SET_PHYS, "Test"); ioctl(ui, UI_SET_EVBIT, EV_ABS); ioctl(ui, UI_SET_ABSBIT, ABS_X); ioctl(ui, UI_SET_ABSBIT, ABS_Y); ioctl(ui, UI_DEV_CREATE, 0); Reported-by: Rodrigo Rivas Costa <rodrigorivascosta@gmail.com> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=191811 Fixes: fbae10db0940 ("Input: uinput - rework ABS validation") Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Cc: stable@vger.kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'net/ceph/ceph_strings.c')
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