[libvirt] [PATCH 6/8] Fix printing of pathnames on error in qemuDomainSnapshotLoad.
Chris Lalancette
clalance at redhat.com
Fri Apr 23 18:23:11 UTC 2010
On 04/23/2010 02:10 PM, Matthias Bolte wrote:
> 2010/4/23 Chris Lalancette <clalance at redhat.com>:
>> While doing some testing of the snapshot code I noticed that
>> if qemuDomainSnapshotLoad failed, it would print a NULL as
>> part of the error. That's not desirable, so leave the
>> full_path variable around until after we are done printing
>> errors.
>>
>> Signed-off-by: Chris Lalancette <clalance at redhat.com>
>> ---
>> src/qemu/qemu_driver.c | 4 +++-
>> 1 files changed, 3 insertions(+), 1 deletions(-)
>>
>> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
>> index 2f889d9..7314328 100644
>> --- a/src/qemu/qemu_driver.c
>> +++ b/src/qemu/qemu_driver.c
>> @@ -1388,9 +1388,9 @@ static void qemuDomainSnapshotLoad(void *payload,
>> }
>>
>> ret = virFileReadAll(fullpath, 1024*1024*1, &xmlStr);
>> - VIR_FREE(fullpath);
>> if (ret < 0) {
>> /* Nothing we can do here, skip this one */
>> + VIR_FREE(fullpath);
>> VIR_ERROR("Failed to read snapshot file %s: %s", fullpath,
>> virStrerror(errno, ebuf, sizeof(ebuf)));
>
> You still free fullpath here before using it.
>
>> continue;
>> @@ -1400,12 +1400,14 @@ static void qemuDomainSnapshotLoad(void *payload,
>> if (def == NULL) {
>> /* Nothing we can do here, skip this one */
>> VIR_ERROR("Failed to parse snapshot XML from file '%s'", fullpath);
>> + VIR_FREE(fullpath);
>
> Here it's in the correct order.
Oops, thanks. Since it's a fairly minor patch, I fixed it with your correction
and pushed.
--
Chris Lalancette
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