[nuttx] branch master updated: inet_addr: return INADDR_NONE(-1) when input string is invalid

[xiaoxiang]

This is an automated email from the ASF dual-hosted git repository.

xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git


The following commit(s) were added to refs/heads/master by this push:
     new d59a9ea189 inet_addr: return INADDR_NONE(-1) when input string is 
invalid
d59a9ea189 is described below

commit d59a9ea189b88229c942d81508f806435374453e
Author: zhanghongyu <zhanghon...@xiaomi.com>
AuthorDate: Fri May 5 21:52:24 2023 +0800

    inet_addr: return INADDR_NONE(-1) when input string is invalid
    
    now:
    inet_network("300.10.10.10"); return 0
    inet_addr("300.10.10.10"); return 0
    
    glibc and muscle both return INADDR_NONE or -1.
    
    Signed-off-by: zhanghongyu <zhanghon...@xiaomi.com>
---
 libs/libc/net/lib_inetaddr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/libc/net/lib_inetaddr.c b/libs/libc/net/lib_inetaddr.c
index 1b6db62bc4..146ee68916 100644
--- a/libs/libc/net/lib_inetaddr.c
+++ b/libs/libc/net/lib_inetaddr.c
@@ -88,7 +88,7 @@ in_addr_t inet_addr(FAR const char *cp)
   unsigned int b;
   unsigned int c;
   unsigned int d;
-  uint32_t result = 0;
+  uint32_t result = INADDR_NONE;
 
   switch (sscanf(cp, "%u.%u.%u.%u", &a, &b, &c, &d))
     {