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msm: null pointer dereferencing
Prevent unintended kernel NULL pointer dereferencing.
Orignal code:
hlist_del_rcu(&event->hlist_entry);
Fix: Adding pointer check:
if(!hlist_unhashed(&p_event->hlist_entry))
hlist_del_rcu(&p_event->hlist_entry);
Bug: 25364034
Change-Id: I5e229e9cf3f4e9f4e96527a5a9f0d4c46117ddc4
Signed-off-by:
Yuan Lin <yualin@google.com>
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