[libvirt] [PATCH 2/2] virsh: fix snapshot-create-as to handle arbitrary names

[Eric Blake]

Found this while revising the previous patch to use xpath rather
than strstr for undoing the escapse.

* tools/virsh.c (cmdSnapshotCreateAs): Escape user input.
---
 tools/virsh.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/virsh.c b/tools/virsh.c
index fd64020..52a15bc 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -11963,9 +11963,9 @@ cmdSnapshotCreateAs(vshControl *ctl, const vshCmd *cmd)

     virBufferAddLit(&buf, "<domainsnapshot>\n");
     if (name)
-        virBufferAsprintf(&buf, "  <name>%s</name>\n", name);
+        virBufferEscapeString(&buf, "  <name>%s</name>\n", name);
     if (desc)
-        virBufferAsprintf(&buf, "  <description>%s</description>\n", desc);
+        virBufferEscapeString(&buf, "  <description>%s</description>\n", desc);
     virBufferAddLit(&buf, "</domainsnapshot>\n");

     buffer = virBufferContentAndReset(&buf);
-- 
1.7.4.4