diff --git a/mbtk/mbtk_logd/syslog_read.c b/mbtk/mbtk_logd/syslog_read.c
index 3bca900..db30d57 100755
--- a/mbtk/mbtk_logd/syslog_read.c
+++ b/mbtk/mbtk_logd/syslog_read.c
@@ -177,7 +177,11 @@
 	time_t t;
 	char *c, *m;
 
-    sprintf(tmp_buf, "/tmp/log%s", strstr_tail(log_file, "/"));
+	//
+	//sprintf(tmp_buf, "/tmp/log%s", strstr_tail(log_file, "/"));
+
+    
+    snprintf(tmp_buf,sizeof(tmp_buf), "%s", log_file);
     if(access(tmp_buf, W_OK) != 0)
     {
         sender.fd = open(tmp_buf, O_CREAT | O_WRONLY | O_APPEND, 0600);
@@ -549,7 +553,11 @@
 		} else if (strlen(log_file) > 0) {
 			log_type = LOG_FILE;
             // 先将文件保存到 /tmp/log/ 目录下，后面到达 rotate_file_size 后，转移到out_path
-			sprintf(tmp_log, "/tmp/log%s", strstr_tail(log_file, "/"));
+            
+			//sprintf(tmp_log, "/tmp/log%s", strstr_tail(log_file, "/"));
+			
+			//直接将log文件存储在不会掉电丢失的路径
+			snprintf(tmp_log,sizeof(tmp_log), "%s",log_file);
 			sender.fd = open(tmp_log, O_CREAT | O_WRONLY| O_APPEND, 0600);
 			if (sender.fd < 0) {
 				fprintf(stderr, "failed to open %s: %s\n", tmp_log, strerror(errno));