qemuMonitorTextGetAllBlockStatsInfo: Fix line validation

There's a bug in the function. We expect the following format for
the data we are parsing here:

  key: value

So we use strchr() to find ':' and then see if it is followed by
space. But the check that does just that is slightly incorrect.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2016-05-31 12:23:24 +02:00
parent 2bd61c8448
commit c94720f86a

View File

@ -892,7 +892,7 @@ qemuMonitorTextGetAllBlockStatsInfo(qemuMonitorPtr mon,
/* extract device name and make sure that it's followed by
* a colon and space */
dev_name = line;
if (!(line = strchr(line, ':')) && line[1] != ' ') {
if (!(line = strchr(line, ':')) || line[1] != ' ') {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("info blockstats reply was malformed"));
goto cleanup;