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authorAlex Shi <alex.shi@linaro.org>2018-02-28 12:01:09 +0800
committerAlex Shi <alex.shi@linaro.org>2018-02-28 12:01:09 +0800
commit6e49b7fa3083c30688b7fff1b37ed891cd1c30af (patch)
tree3054864f2e58bcd86000567ce99e25753ddc794a /drivers/android/binder.c
parent2ba51c6d36ee1b43c1f898c6c48ddf3d33e9ab30 (diff)
parentbe42cd02846a611af533103a3f4b6a7d8c592f49 (diff)
Merge remote-tracking branch 'rt-stable/v4.9-rt' into linux-linaro-lsk-v4.9-rtlsk-v4.9-18.03-rt
Diffstat (limited to 'drivers/android/binder.c')
-rw-r--r--drivers/android/binder.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 15009b2b33c7..3b6ac80b2127 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -2628,6 +2628,8 @@ static unsigned int binder_poll(struct file *filp,
binder_lock(__func__);
thread = binder_get_thread(proc);
+ if (!thread)
+ return POLLERR;
wait_for_proc_work = thread->transaction_stack == NULL &&
list_empty(&thread->todo) && thread->return_error == BR_OK;