diff --git a/src/entry/Maat_stat.cpp b/src/entry/Maat_stat.cpp
index 8bdd7e0..60f8fdd 100644
--- a/src/entry/Maat_stat.cpp
+++ b/src/entry/Maat_stat.cpp
@@ -23,6 +23,7 @@ enum MAAT_FS_COLUMN
 	COLUMN_TABLE_CPU_TIME,//microseconds
 	COLUMN_TABLE_HIT_CNT,
 };
+#define	MAX_CONJ_NAME_LEN	22
 void maat_stat_init(struct _Maat_feather_t* feather)
 {
 	int value=0;
@@ -101,7 +102,11 @@ void maat_stat_init(struct _Maat_feather_t* feather)
 			offset+=snprintf(conj_table_name+offset,sizeof(conj_table_name)-offset
 							,"%s/",p_table->table_name[j]);
 		}
-		conj_table_name[j]='\0';//delete the last slash
+		conj_table_name[offset-1]='\0';//delete the last slash
+		if(strlen(conj_table_name)>MAX_CONJ_NAME_LEN)
+		{
+			snprintf(conj_table_name+MAX_CONJ_NAME_LEN-2,sizeof(conj_table_name)-MAX_CONJ_NAME_LEN-2,"..");
+		}
 		p_table->stat_line_id=FS_register(feather->stat_handle
 										, FS_STYLE_LINE, FS_CALC_CURRENT
 										,conj_table_name);
diff --git a/src/entry/mesa_fuzzy.c b/src/entry/mesa_fuzzy.c
index 88a1b6c..69eab3f 100644
--- a/src/entry/mesa_fuzzy.c
+++ b/src/entry/mesa_fuzzy.c
@@ -12,7 +12,7 @@
 #define INIT_SIZE 128
 #define ENTROPY_THRESHOLD 0.5
 int count = 0;
-const char * b64 =
+const char * sfh_b64 =
 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
 
@@ -626,17 +626,17 @@ void sfh_output_state(IVI_seg_t * seg, void * user_para)
 	memset(hash_result,0,sizeof(hash_result));
 	if(seg->left == 0)
 	{
-		hash_result[j] = b64[zt_hash_code(&(node->ps)) & 0x3F];
+		hash_result[j] = sfh_b64[zt_hash_code(&(node->ps)) & 0x3F];
 		j++;
 	}
 	for(i = 0; i < node->s_cnt; i++,j++)
 	{
-		hash_result[j] = b64[(node->s_array[i].val) & 0x3F];
+		hash_result[j] = sfh_b64[(node->s_array[i].val) & 0x3F];
 	}
 	hash_result[j+1]='\0';
 	if(0!=memcmp(&(node->s_state),ZT_INIT_VAL,sizeof(ZT_INIT_VAL)))
 	{
-		result->last_char=b64[zt_hash_code(&(node->s_state)) & 0x3F];
+		result->last_char=sfh_b64[zt_hash_code(&(node->s_state)) & 0x3F];
 	}
 	else
 	{