diff options
| author | Pavel Butsykin <pbutsykin@virtuozzo.com> | 2016-08-15 12:39:22 +0300 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-09-05 19:06:48 +0200 |
| commit | 8b2bd09338ae44e35a46e324cda566dbf17fc21c (patch) | |
| tree | c4788325c359ff8c0f2292604298dec4bfb0aefd /block/qcow2.c | |
| parent | 980e66216ffc3e37903f979e02c5f63152b518c3 (diff) | |
qcow2: fix iovec size at qcow2_co_pwritev_compressed
Use bytes as the size would be more exact than s->cluster_size. Although
qemu_iovec_to_buf() will not allow to go beyond the qiov.
Signed-off-by: Pavel Butsykin <pbutsykin@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qcow2.c')
| -rw-r--r-- | block/qcow2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/qcow2.c b/block/qcow2.c index adf451491f..c079aa83b6 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -2565,7 +2565,7 @@ qcow2_co_pwritev_compressed(BlockDriverState *bs, uint64_t offset, /* Zero-pad last write if image size is not cluster aligned */ memset(buf + bytes, 0, s->cluster_size - bytes); } - qemu_iovec_to_buf(qiov, 0, buf, s->cluster_size); + qemu_iovec_to_buf(qiov, 0, buf, bytes); out_buf = g_malloc(s->cluster_size); |