[lwip-commits] [SCM] lwIP - A Lightweight TCPIP stack branch, master, updated. master_at_STABLE-2_0_0-671-g89d825f

[Dirk Ziegelmeier]

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- Log -----------------------------------------------------------------
commit 89d825f6032fed496e124b53cfcb371d331d9b14
Author: Axel Lin <address@hidden>
Date:   Fri May 5 16:02:44 2017 +0800

    netif: Fix IPv6-only build
    
    Fix below build error if LWIP_IPV4 == 0.
    cc -g -Wall -DLWIP_DEBUG -pedantic -Werror -Wparentheses -Wsequence-point 
-Wswitch-default -Wextra -Wundef -Wshadow -Wpointer-arith -Wcast-qual 
-Wc++-compat -Wwrite-strings -Wold-style-definition -Wcast-align 
-Wmissing-prototypes -Wredundant-decls -Wnested-externs -Wno-address 
-Wunreachable-code -Wuninitialized -Wlogical-op -I. -I../../.. 
-I../../../../lwip/src/include -I../../../ports/unix/port/include 
-I../../../../mbedtls/include -Wno-redundant-decls -DLWIP_HAVE_MBEDTLS=1 -c 
../../../../lwip/src/core/netif.c
    ../../../../lwip/src/core/netif.c: In function ‘netif_add’:
    ../../../../lwip/src/core/netif.c:284:7: error: ‘ipaddr’ undeclared 
(first use in this function)
       if (ipaddr == NULL) {
           ^~~~~~
    ../../../../lwip/src/core/netif.c:284:7: note: each undeclared identifier 
is reported only once for each function it appears in
    ../../../../lwip/src/core/netif.c:285:14: error: implicit declaration of 
function ‘ip_2_ip4’ [-Werror=implicit-function-declaration]
         ipaddr = ip_2_ip4(IP4_ADDR_ANY);
                  ^~~~~~~~
    ../../../../lwip/src/core/netif.c:285:5: error: nested extern declaration 
of ‘ip_2_ip4’ [-Werror=nested-externs]
         ipaddr = ip_2_ip4(IP4_ADDR_ANY);
         ^~~~~~
    ../../../../lwip/src/core/netif.c:285:23: error: ‘IP4_ADDR_ANY’ 
undeclared (first use in this function)
         ipaddr = ip_2_ip4(IP4_ADDR_ANY);
                           ^~~~~~~~~~~~
    ../../../../lwip/src/core/netif.c:287:7: error: ‘netmask’ undeclared 
(first use in this function)
       if (netmask == NULL) {
           ^~~~~~~
    ../../../../lwip/src/core/netif.c:290:7: error: ‘gw’ undeclared (first 
use in this function)
       if (gw == NULL) {
           ^~
    cc1: all warnings being treated as errors
    ../../Common.allports.mk:94: recipe for target 'netif.o' failed
    make: *** [netif.o] Error 1
    
    Fixes: 5967380c2034 ("netif_add: avoid passing NULL pointers to subsequent 
functions")
    Signed-off-by: Axel Lin <address@hidden>
    Signed-off-by: Dirk Ziegelmeier <address@hidden>

-----------------------------------------------------------------------

Summary of changes:
 src/core/netif.c | 2 ++
 1 file changed, 2 insertions(+)


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