staging: unisys: Guard against task leakage

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Its possible to overwrite the old task pointer in visornic_resume.  Add a
check to guard against that and a warning if we find that its already
running

Signed-off-by: Neil Horman <nhorman@redhat.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Neil Horman 2015-07-21 09:55:40 -04:00 • committed by Greg Kroah-Hartman

parent 87a9404ef0

commit 8cf12de41b

1 changed files with 7 additions and 2 deletions

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drivers/staging/unisys/visornic/visornic_main.c

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