[Xen-changelog] [xen stable-4.6] xl: handle empty vnuma configuration

[patchbot@xxxxxxx]

commit da24ee8f47b2137bc273fa7005060d2feb00da05
Author:     Wei Liu <wei.liu2@xxxxxxxxxx>
AuthorDate: Fri Sep 11 14:50:09 2015 +0100
Commit:     Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Fri Sep 11 16:36:56 2015 +0100

    xl: handle empty vnuma configuration
    
    When user specifies vnuma = [], we need to skip the whole parser
    function, otherwise the parser sets b_info->max_memkb to garbage value.
    
    Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
    Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
    (cherry picked from commit ebe3fd9e736dda6cb141abe1241f0c8491125ebc)
---
 tools/libxl/xl_cmdimpl.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index ebbb9a5..7dbf37f 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -1093,6 +1093,9 @@ static void parse_vnuma_config(const XLU_Config *config,
     if (xlu_cfg_get_list(config, "vnuma", &vnuma, &num_vnuma, 1))
         return;
 
+    if (!num_vnuma)
+        return;
+
     b_info->num_vnuma_nodes = num_vnuma;
     b_info->vnuma_nodes = xcalloc(num_vnuma, sizeof(libxl_vnode_info));
     vcpu_parsed = xcalloc(num_vnuma, sizeof(libxl_bitmap));
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.6

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog