svn commit: r193064 - user/kmacy/releng_7_2_fcs/usr.sbin/btxld

[Kip Macy]

Author: kmacy
Date: Fri May 29 20:45:42 2009
New Revision: 193064
URL: http://svn.freebsd.org/changeset/base/193064

Log:
  don't fail on empty object

Modified:
  user/kmacy/releng_7_2_fcs/usr.sbin/btxld/btxld.c

Modified: user/kmacy/releng_7_2_fcs/usr.sbin/btxld/btxld.c
==============================================================================
--- user/kmacy/releng_7_2_fcs/usr.sbin/btxld/btxld.c	Fri May 29 20:42:57 2009	(r193063)
+++ user/kmacy/releng_7_2_fcs/usr.sbin/btxld/btxld.c	Fri May 29 20:45:42 2009	(r193064)
@@ -336,6 +336,8 @@ gethdr(int fd, struct hdr *hdr)
     if (sb.st_size > MAXU32)
 	errx(1, "%s: Too big", fname);
     hdr->size = sb.st_size;
+    if (!hdr->size)
+	return;
     if ((p = mmap(NULL, hdr->size, PROT_READ, MAP_SHARED, fd,
 		  0)) == MAP_FAILED)
 	err(2, "%s", fname);