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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-12-02 05:54:35 (GMT)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-12-02 05:57:48 (GMT)
commit66d2a5952eab875f1286e04f738ef029afdaf013 (patch)
tree6d30e807108ef7d2a56ec43271c45acc357df699 /drivers/media/video/em28xx/em28xx-cards.c
parent6ee88d713fb75ab191515f66edffa4e866386565 (diff)
downloadlinux-66d2a5952eab875f1286e04f738ef029afdaf013.tar.xz
Input: keyboard - fix lack of locking when traversing handler->h_list
Keyboard handler should not attempt to traverse handler->h_list on its own, without any locking, otherwise it races with registering and unregistering of input handles which leads to crashes. Introduce input_handler_for_each_handle() helper that allows safely iterate over all handles attached to a particular handler and switch keyboard handler to use it. Reported-by: Jim Paradis <jparadis@redhat.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-cards.c')
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