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libc/net: fix a portability issue

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* POSIX does not require socklen_t to be  unsigned

Submitted by:	bde
MFC After:	1 week (with r261454)
This commit is contained in:
Eitan Adler 2014-02-05 02:00:31 +00:00
parent 2c32ed5e40
commit 7059326b09
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=261502
1 changed files with 1 additions and 1 deletions
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2
lib/libc/net/ip6opt.c
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@ -382,7 +382,7 @@ inet6_opt_init(void *extbuf, socklen_t extlen)
struct ip6_ext *ext = (struct ip6_ext *)extbuf;
if (ext) {
if (extlen == 0 || (extlen % 8))
if (extlen <= 0 || (extlen % 8))
return(-1);
ext->ip6e_len = (extlen >> 3) - 1;
}