diff --git a/Platform/common/rpc/rpc_common.h b/Platform/common/rpc/rpc_common.h
index eff27ba7d..59e1dd365 100755
--- a/Platform/common/rpc/rpc_common.h
+++ b/Platform/common/rpc/rpc_common.h
@@ -56,7 +56,7 @@ typedef enum {
     { RET_NOTSUPPORT, "NotSupport"},\
     { RET_INPUTERR,   "InputError"},\
     { RET_IPINVALID,  "IpInvalid"},\
-    { RET_BR_INVALID, "BrNameInvalid"},
+    { RET_BR_INVALID, "BrNameInvalid"},\
     { RET_EXIST, "AlreadyExist"}\
 }
 
diff --git a/Platform/user/configm/config-server/netconfig/parsefile.c b/Platform/user/configm/config-server/netconfig/parsefile.c
index 16278c445..f3103edec 100644
--- a/Platform/user/configm/config-server/netconfig/parsefile.c
+++ b/Platform/user/configm/config-server/netconfig/parsefile.c
@@ -239,9 +239,7 @@ int conf_value_in_block_del(char *conf_path, char *start_str,
 int conf_value_block_del(char *conf_path, char *start_str, char *end_str)
 {
     char config_linebuf[IF_BUFF_LEN];
-    int configbuf_lenth = strlen(conf_buff) + 5;
     long congig_lenth = 0;
-    
     boolean next_flag = FALSE;
     char *start_line = NULL;
     FILE *f = fopen(conf_path, "r+");
@@ -256,7 +254,7 @@ int conf_value_block_del(char *conf_path, char *start_str, char *end_str)
     
     congig_lenth = ftell(f);
     
-    char sum_buf[congig_lenth + configbuf_lenth];
+    char sum_buf[congig_lenth];
     
     memset(sum_buf, 0, sizeof(sum_buf));