From 97560dd8e208d7b7fc2262cef135a3cbcaeae2eb Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Mon, 21 Jan 2019 17:19:07 +0800
Subject: [PATCH] [libc] Fix the addr=NULL issue in mmap.

---
 components/libc/mmap/posix_mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/libc/mmap/posix_mmap.c b/components/libc/mmap/posix_mmap.c
index 3d405aad77..a16ace8306 100644
--- a/components/libc/mmap/posix_mmap.c
+++ b/components/libc/mmap/posix_mmap.c
@@ -35,7 +35,7 @@ void *mmap(void *addr, size_t length, int prot, int flags,
         cur = lseek(fd, 0, SEEK_SET);
 
         lseek(fd, offset, SEEK_SET);
-        read_bytes = read(fd, addr, length);
+        read_bytes = read(fd, mem, length);
         if (read_bytes != length)
         {
             if (addr == RT_NULL)
-- 
GitLab