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Fixed buffer overflow.

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Reviewed by:	Warner
This commit is contained in:
Dima Ruban 1997-07-08 21:03:16 +00:00
parent ccb277de1a
commit d8ae132815
1 changed files with 5 additions and 5 deletions
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10
usr.sbin/lpr/lpr/lpr.c
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@ -45,7 +45,7 @@ static char copyright[] =
#ifndef lint
static char sccsid[] = "From: @(#)lpr.c 8.4 (Berkeley) 4/28/95"
"\n$Id: lpr.c,v 1.14 1997/03/31 05:10:18 imp Exp $\n";
"\n$Id: lpr.c,v 1.15 1997/05/13 20:46:45 brian Exp $\n";
#endif /* not lint */
/*
@ -433,10 +433,10 @@ linked(file)
register char *file;
{
register char *cp;
static char buf[BUFSIZ];
static char buf[MAXPATHLEN];
if (*file != '/') {
if (getcwd(buf,sizeof(buf)) == NULL)
if (getcwd(buf, sizeof(buf)) == NULL)
return(NULL);
while (file[0] == '.') {
switch (file[1]) {
@ -453,8 +453,8 @@ linked(file)
}
break;
}
strcat(buf, "/");
strcat(buf, file);
strncat(buf, "/", sizeof(buf) - strlen(buf) - 1);
strncat(buf, file, sizeof(buf) - strlen(buf) - 1);
file = buf;
}
return(symlink(file, dfname) ? NULL : file);