*** old/channel.c	Thu Feb 15 03:45:14 1996
--- channel.c	Thu Apr 11 21:10:40 1996
***************
*** 809,818 ****
  				break;
  			*parv = check_string(*parv);
  			{
! 				u_char	*s;
  
! 				for (s = (u_char *)*parv; *s; s++)
  					*s &= 0x7f;
  			}
  			if (MyClient(sptr) && opcnt >= MAXMODEPARAMS)
  				break;
--- 809,831 ----
  				break;
  			*parv = check_string(*parv);
  			{
! 				u_char	*s, *t;
! 				int abuse = 0;
  
! 				for (s = t = (u_char *)*parv; *s; s++)
! 				    {
! 					if (*s > 0x7f && *s <= 0xa0)
! 						abuse++;
  					*s &= 0x7f;
+ 					if (*s > (u_char)' ' && *s != ':')
+ 						*t++ = *s;
+ 				    }
+ 				*t = '\0';
+ 				if (abuse)
+ 				sendto_ops("User %s trying to abuse +k bug", 
+ 					   sptr->name);
+ 				if (t == (u_char *)*parv)
+ 					break;
  			}
  			if (MyClient(sptr) && opcnt >= MAXMODEPARAMS)
  				break;