===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/patch/inp.c,v
retrieving revision 1.35
retrieving revision 1.36
diff -c -r1.35 -r1.36
*** src/usr.bin/patch/inp.c	2009/10/27 23:59:41	1.35
--- src/usr.bin/patch/inp.c	2012/04/10 14:46:34	1.36
***************
*** 1,4 ****
! /*	$OpenBSD: inp.c,v 1.35 2009/10/27 23:59:41 deraadt Exp $	*/
  
  /*
   * patch - a program to apply diffs to original files
--- 1,4 ----
! /*	$OpenBSD: inp.c,v 1.36 2012/04/10 14:46:34 ajacoutot Exp $	*/
  
  /*
   * patch - a program to apply diffs to original files
***************
*** 243,254 ****
  	if ((ifd = open(filename, O_RDONLY)) < 0)
  		pfatal("can't open file %s", filename);
  
! 	i_womp = mmap(NULL, i_size, PROT_READ, MAP_PRIVATE, ifd, 0);
! 	if (i_womp == MAP_FAILED) {
! 		perror("mmap failed");
  		i_womp = NULL;
- 		close(ifd);
- 		return false;
  	}
  
  	close(ifd);
--- 243,258 ----
  	if ((ifd = open(filename, O_RDONLY)) < 0)
  		pfatal("can't open file %s", filename);
  
! 	if (i_size) {
! 		i_womp = mmap(NULL, i_size, PROT_READ, MAP_PRIVATE, ifd, 0);
! 		if (i_womp == MAP_FAILED) {
! 			perror("mmap failed");
! 			i_womp = NULL;
! 			close(ifd);
! 			return false;
! 		}
! 	} else {
  		i_womp = NULL;
  	}
  
  	close(ifd);