debuggers.hg

changeset 21278:59523ceaff36

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xl: Fix segment fault of 'xl list'

If libxl_list_domain() returns NULL, segment fault occurs now.

Signed-off-by: Yu Zhiguo <yuzg@cn.fujitsu.com>
author Keir Fraser <keir.fraser@citrix.com>
date Mon Apr 26 06:52:13 2010 +0100 (2010-04-26)
parents 7ccf597281d8
children f766f2142a85
files tools/libxl/xl.c
line diff
     1.1 --- a/tools/libxl/xl.c	Mon Apr 26 06:50:39 2010 +0100
     1.2 +++ b/tools/libxl/xl.c	Mon Apr 26 06:52:13 2010 +0100
     1.3 @@ -1521,7 +1521,7 @@ void list_domains(int verbose)
     1.4  
     1.5      info = libxl_list_domain(&ctx, &nb_domain);
     1.6  
     1.7 -    if (info < 0) {
     1.8 +    if (!info) {
     1.9          fprintf(stderr, "libxl_domain_infolist failed.\n");
    1.10          exit(1);
    1.11      }