From 108a1434cd7a11894aea8b563f090ca289e1b762 Mon Sep 17 00:00:00 2001
From: aozima <wuyangyong@gmail.com>
Date: Thu, 14 Dec 2017 17:02:39 +0800
Subject: [PATCH] [LWIP] fixed select issues: pollset need clean.

---
 components/dfs/src/select.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/dfs/src/select.c b/components/dfs/src/select.c
index 36a8942331..c727763991 100644
--- a/components/dfs/src/select.c
+++ b/components/dfs/src/select.c
@@ -52,7 +52,7 @@ int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struc
     /* Allocate the descriptor list for poll() */
     if (npfds > 0)
     {
-        pollset = (struct pollfd *)rt_malloc(npfds * sizeof(struct pollfd));
+        pollset = (struct pollfd *)rt_calloc(npfds, sizeof(struct pollfd));
         if (!pollset)
         {
             return -1;
-- 
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