[lwip-commits] [SCM] lwIP - A Lightweight TCPIP stack branch, master, updated. master_at_STABLE-2_0_0-825-g2b2ea50

[Joel Cunningham]

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- Log -----------------------------------------------------------------
commit 2b2ea50cb1b6e26a3d26eeca001529249afa1845
Author: Joel Cunningham <address@hidden>
Date:   Fri Jul 28 16:36:57 2017 -0500

    ip4: fix swapped src/dst params with ip4_route_src
    
    This fixes a couple of occurrences where the src and dst parameters to
    ip4_route_src() were swapped. This was most likely due to confusion between
    ip_route(src, dst) and ip4_route_src(dst, src)
    
    This was found in a system where LWIP_IPV4_SRC_ROUTING is 0
    
    The UDP case was an application socket bound to INADDR_ANY with
    IP_MULTICAST_IF set. Transmits would result in calling ip4_route(dst) where
    dst was pcb->local_addr (which was INADDR_ANY) instead of pcb->mcast_ip4.
    This resulted in a routing failure
    
    The ICMP issue was found through code analysis only

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

Summary of changes:
 src/core/ipv4/icmp.c | 2 +-
 src/core/udp.c       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)


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