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-rw-r--r--src/scheduler.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/scheduler.c b/src/scheduler.c
index 677be6cff7..06f305ea0b 100644
--- a/src/scheduler.c
+++ b/src/scheduler.c
@@ -43,7 +43,7 @@ rt_uint8_t rt_thread_ready_table[32];
#ifndef RT_USING_SMP
extern volatile rt_uint8_t rt_interrupt_nest;
static rt_int16_t rt_scheduler_lock_nest;
-struct rt_thread *rt_current_thread;
+struct rt_thread *rt_current_thread = RT_NULL;
rt_uint8_t rt_current_priority;
#endif /*RT_USING_SMP*/