chore: more check

source/dnode/mgmt/node_mgmt/src/dmEnv.c

@@ -22,7 +22,7 @@
 #define STR_STR_SIGN         ("ia")
 #define DM_INIT_MON()                   \
   do {                                  \
-    code = (int32_t)((2147483648 | ((0) << 7 | (298)))); \
+    code = (int32_t)(2147483648 | 298); \
     strncpy(stName, tsVersionName, 64); \
     monCfg.maxLogs = tsMonitorMaxLogs;  \
     monCfg.port = tsMonitorPort;        \
@@ -76,7 +76,7 @@ static int32_t dmInitMonitor() {
     DM_ERR_RTN(0);
   }
   if (taosGetOsReleaseName(reName, stName, ver, 64) != 0) {
-    goto _exit;
+    DM_ERR_RTN(code);
   }
   if (STR_CASE_CMP(stName, dmOS[0])) {
     if (STR_INT_CMP(ver, 17, >)) {

source/os/src/osSysinfo.c

@@ -373,6 +373,7 @@ int32_t taosGetOsReleaseName(char *releaseName, char* sName, char* ver, int32_t
       dest = sName;
     } else if (strncmp(line, "PRETTY_NAME", 11) == 0) {
       dest = releaseName;
+      code = 0;
     } else if (strncmp(line, "VERSION_ID", 10) == 0) {
       dest = ver;
     } else {
@@ -386,10 +387,7 @@ int32_t taosGetOsReleaseName(char *releaseName, char* sName, char* ver, int32_t
     }
     tstrncpy(dest, p, maxLen);
 
-    if (++cnt >= 3) {
-      code = 0;
-      break;
-    }
+    if (++cnt >= 3) break;
   }
 
   taosCloseFile(&pFile);