[src/trunk]: src/external/bsd/dhcpcd/dist/src external/bsd/dhcpcd: Fix a -Wco...

[fox <fox%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/247e9c5fee7a
branches:  trunk
changeset: 969124:247e9c5fee7a
user:      fox <fox%NetBSD.org@localhost>
date:      Sat Feb 08 12:17:16 2020 +0000

description:
external/bsd/dhcpcd: Fix a -Wconversion warning.

Type cast uint16_t to size_t to prevent implicit type conversion.

Error was reported when build.sh was run with MKLIBCSANITIZER=yes flag.
gcc version 8.3.0

Reviewed by: roy@, kamil@

diffstat:

 external/bsd/dhcpcd/dist/src/dhcp.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r 1e0d5cbacf9d -r 247e9c5fee7a external/bsd/dhcpcd/dist/src/dhcp.c
--- a/external/bsd/dhcpcd/dist/src/dhcp.c       Sat Feb 08 11:10:08 2020 +0000
+++ b/external/bsd/dhcpcd/dist/src/dhcp.c       Sat Feb 08 12:17:16 2020 +0000
@@ -3307,7 +3307,7 @@
        memcpy(&udp, (char *)ip + ip_hlen, sizeof(udp));
        if (ntohs(udp.uh_ulen) < sizeof(udp))
                return false;
-       if (ip_hlen + ntohs(udp.uh_ulen) > plen)
+       if (ip_hlen + (size_t)ntohs(udp.uh_ulen) > plen)
                return false;
 
        /* Check it's to and from the right ports. */