[libvirt] [PATCH] snapshot: fix rollback failure in transaction mode

After failure of qemu transaction command, the snapshot file still be there with non-zero in size. In order to unlink the file, the patch removes the file size checking. --- src/qemu/qemu_driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 8e8e00c..1fedfb8 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -10833,7 +10833,7 @@ qemuDomainSnapshotUndoSingleDiskActive(struct qemud_driver *driver, if (virDomainLockDiskDetach(driver->lockManager, vm, disk) < 0) VIR_WARN("Unable to release lock on %s", disk->src); if (need_unlink && stat(disk->src, &st) == 0 && - st.st_size == 0 && S_ISREG(st.st_mode) && unlink(disk->src) < 0) + S_ISREG(st.st_mode) && unlink(disk->src) < 0) VIR_WARN("Unable to remove just-created %s", disk->src); /* Update vm in place to match changes. */ -- 1.7.11.2