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(parent: 7ff3db6) | patch
Input: pagasus_notetaker - fix deadlock in autosuspend
authorMarcus Folkesson <marcus.folkesson@gmail.com>
Sat, 17 Mar 2018 17:51:34 +0000 (10:51 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Sat, 17 Mar 2018 18:05:18 +0000 (11:05 -0700)
commit2bb8c444d2200ecb053ad949c6cc0cd8fb8389d7
treebc2ce8dd28d0ac146ecff798433e1ab746fde00atree | snapshot
parent7ff3db62d5aa39a4a5a772df550ed2b5dbc1fb5dcommit | diff
Input: pagasus_notetaker - fix deadlock in autosuspend

usb_autopm_get_interface() that is called in pegasus_open() does an
autoresume if the device is suspended.

input_dev->mutex used in pegasus_resume() is in this case already
taken by the input subsystem and will cause a deadlock.

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/tablet/pegasus_notetaker.c diff | blob | history
Linux Kernel Source Tree.