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staging: bcm2708_vchiq: fix return value check in vchiq_platform_conn_state_changed()

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In case of error, the function kthread_create() returns ERR_PTR() and
never returns NULL. The NULL test in the return value check should be
replaced with IS_ERR().

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wei Yongjun
2016-10-17 15:06:07 +00:00
committed by Greg Kroah-Hartman
parent cf8e732b54
commit b04451d7df
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
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@@ -2774,7 +2774,7 @@ void vchiq_platform_conn_state_changed(VCHIQ_STATE_T *state,
&vchiq_keepalive_thread_func,
(void *)state,
threadname);
if (arm_state->ka_thread == NULL) {
if (IS_ERR(arm_state->ka_thread)) {
vchiq_log_error(vchiq_susp_log_level,
"vchiq: FATAL: couldn't create thread %s",
threadname);