storage_conf: Use NULLSTR instead

This commit is contained in:
Osier Yang 2013-05-22 20:05:19 +08:00
parent 107130cc71
commit 1c6fe3fa3a

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@ -1484,7 +1484,7 @@ virStorageVolDefFormat(virStoragePoolDefPtr pool,
virBufferAddLit(&buf, "<volume>\n");
virBufferAsprintf(&buf," <name>%s</name>\n", def->name);
virBufferAsprintf(&buf," <key>%s</key>\n", def->key ? def->key : "(null)");
virBufferAsprintf(&buf," <key>%s</key>\n", NULLSTR(def->key));
virBufferAddLit(&buf, " <source>\n");
if (def->source.nextent) {