diff --git a/ap/lib/libsoftap/softap_log.c b/ap/lib/libsoftap/softap_log.c
index 442770b..590b9e4 100755
--- a/ap/lib/libsoftap/softap_log.c
+++ b/ap/lib/libsoftap/softap_log.c
@@ -115,7 +115,7 @@
 }
 
 #define put_to_console(mod, fmt, arg) do {\
-	char buf[1024] = {0}; \
+	char buf[1024]; \
 	if(SLOG_SOCTIME_ON == soctime_sw) \
 		snprintf(buf, 1023, "%s[%d][%lld.%llds]: ", mod, syscall(SYS_gettid), time_us/1000000, time_us%1000000); \
 	else \