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Fix _listmatch() so that it doesn't fall off the end of the list string.

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This commit is contained in:
Bill Paul 1995-08-08 02:51:16 +00:00
parent 228d7ef2cc
commit 22397ec3c3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=9998
1 changed files with 5 additions and 6 deletions
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11
lib/libc/gen/getnetgrent.c
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@ -268,15 +268,14 @@ endnetgrent()
}
#ifdef YP
static int _listmatch(list, group)
static int _listmatch(list, group, len)
char *list, *group;
int len;
{
char *ptr = list;
while (ptr != NULL) {
if (!strncmp(ptr, group, strlen(group)) &&
(*(ptr+strlen(group)) == ',' ||
*(ptr+strlen(group)) == '\n'))
while (ptr != (char *)(list + len)) {
if (!strncmp(group, ptr, strlen(group)))
return(1);
ptr++;
}
@ -342,7 +341,7 @@ innetgr(group, host, user, dom)
&resultlen))
free(result);
else {
if (_listmatch(result, group)) {
if (_listmatch(result, group, resultlen)) {
free(result);
return(1);
}