Merge pull request #4989 from taosdata/fix/TD-2805

[TD-2805]<fix>: null pointer checking

Merge pull request #4989 from taosdata/fix/TD-2805
[TD-2805]<fix>: null pointer checking
2fefe30b · Shengliang Guan · GitHub · 07484b65 · db1be4f6 · 2fefe30b
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src/mnode/src/mnodeRead.c src/mnode/src/mnodeRead.c +3 -0

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--- a/src/mnode/src/mnodeRead.c
+++ b/src/mnode/src/mnodeRead.c
@@ -50,6 +50,9 @@ int32_t mnodeProcessRead(SMnodeMsg *pMsg) {
  if (!sdbIsMaster()) {
    SMnodeRsp *rpcRsp = &pMsg->rpcRsp;
    SRpcEpSet *epSet = rpcMallocCont(sizeof(SRpcEpSet));
+    if (!epSet) {
+      return TSDB_CODE_MND_OUT_OF_MEMORY;
+    }
    mnodeGetMnodeEpSetForShell(epSet, true);
    rpcRsp->rsp = epSet;
    rpcRsp->len = sizeof(SRpcEpSet);