return after free

2020-04-08 21:37:39 +08:00 · 2020-04-08 21:37:39 +08:00 · 4f945ec62a
parent 7b34220674
commit 4f945ec62a
1 changed files with 1 additions and 0 deletions
--- a/src/rpc/src/rpcMain.c
+++ b/src/rpc/src/rpcMain.c
@ -331,6 +331,7 @@ void *rpcReallocCont(void *ptr, int contLen) {
  char *start = ((char *)ptr) - sizeof(SRpcReqContext) - sizeof(SRpcHead);
  if (contLen == 0 ) {
    free(start); 
+    return NULL;
  }

  int size = contLen + RPC_MSG_OVERHEAD;