Author: ache
Date: Wed Aug 31 18:49:50 2016
New Revision: 305144
URL: https://svnweb.freebsd.org/changeset/base/305144
Log:
'addrlen' does not matter when we need to find the first non-zero bit in
the byte from the left and 'addrlen' already counted in 'lim'.
PR: 212121
Submitted by: herbie.robin...@stratus.com
MFC after: 7 days
Modified:
head/lib/libc/net/getaddrinfo.c
head/lib/libc/net/name6.c
Modified: head/lib/libc/net/getaddrinfo.c
==============================================================================
--- head/lib/libc/net/getaddrinfo.c Wed Aug 31 18:37:51 2016
(r305143)
+++ head/lib/libc/net/getaddrinfo.c Wed Aug 31 18:49:50 2016
(r305144)
@@ -949,7 +949,7 @@ matchlen(struct sockaddr *src, struct so
while (s < lim)
if ((r = (*d++ ^ *s++)) != 0) {
- while (r < addrlen * 8) {
+ while ((r & 0x80) == 0) {
match++;
r <<= 1;
}
Modified: head/lib/libc/net/name6.c
==============================================================================
--- head/lib/libc/net/name6.c Wed Aug 31 18:37:51 2016 (r305143)
+++ head/lib/libc/net/name6.c Wed Aug 31 18:49:50 2016 (r305144)
@@ -930,7 +930,7 @@ matchlen(struct sockaddr *src, struct so
while (s < lim)
if ((r = (*d++ ^ *s++)) != 0) {
- while (r < addrlen * 8) {
+ while ((r & 0x80) == 0) {
match++;
r <<= 1;
}
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