svn commit: r243074 - head/usr.sbin/ndiscvt

[Eitan Adler]

Author: eadler
Date: Thu Nov 15 15:05:57 2012
New Revision: 243074
URL: http://svnweb.freebsd.org/changeset/base/243074

Log:
  Add a missing check for fread
  
  Approved by:	cperciva
  MFC after:	3 days

Modified:
  head/usr.sbin/ndiscvt/ndiscvt.c

Modified: head/usr.sbin/ndiscvt/ndiscvt.c
==============================================================================
--- head/usr.sbin/ndiscvt/ndiscvt.c	Thu Nov 15 15:05:54 2012	(r243073)
+++ head/usr.sbin/ndiscvt/ndiscvt.c	Thu Nov 15 15:05:57 2012	(r243074)
@@ -325,6 +325,8 @@ main(int argc, char *argv[])
 	rewind (fp);
 	img = calloc(fsize, 1);
 	n = fread (img, fsize, 1, fp);
+	if (n == 0)
+		err(1, "reading .SYS file '%s' failed", sysfile);
 
 	fclose(fp);