Message ID | 20180530112424.204835-1-vsementsov@virtuozzo.com |
---|---|
State | New |
Headers | show |
Series | migration/block-dirty-bitmap: fix dirty_bitmap_load | expand |
On 05/30/2018 06:24 AM, Vladimir Sementsov-Ogievskiy wrote: > dirty_bitmap_load_header return code is obtained but not handled. Fix > this. > > Bug was introduced in b35ebdf076d697bc > "migration: add postcopy migration of dirty bitmaps" with the whole > function. > > Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> > --- > migration/block-dirty-bitmap.c | 3 +++ > 1 file changed, 3 insertions(+) Reviewed-by: Eric Blake <eblake@redhat.com>
On 05/30/2018 07:24 AM, Vladimir Sementsov-Ogievskiy wrote: > dirty_bitmap_load_header return code is obtained but not handled. Fix > this. > > Bug was introduced in b35ebdf076d697bc > "migration: add postcopy migration of dirty bitmaps" with the whole > function. > > Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: John Snow <jsnow@redhat.com>
* Vladimir Sementsov-Ogievskiy (vsementsov@virtuozzo.com) wrote: > dirty_bitmap_load_header return code is obtained but not handled. Fix > this. > > Bug was introduced in b35ebdf076d697bc > "migration: add postcopy migration of dirty bitmaps" with the whole > function. > > Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Queued via migration > --- > migration/block-dirty-bitmap.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/migration/block-dirty-bitmap.c b/migration/block-dirty-bitmap.c > index 8819aabe3a..2c541c985d 100644 > --- a/migration/block-dirty-bitmap.c > +++ b/migration/block-dirty-bitmap.c > @@ -672,6 +672,9 @@ static int dirty_bitmap_load(QEMUFile *f, void *opaque, int version_id) > > do { > ret = dirty_bitmap_load_header(f, &s); > + if (ret < 0) { > + return ret; > + } > > if (s.flags & DIRTY_BITMAP_MIG_FLAG_START) { > ret = dirty_bitmap_load_start(f, &s); > -- > 2.11.1 > > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
diff --git a/migration/block-dirty-bitmap.c b/migration/block-dirty-bitmap.c index 8819aabe3a..2c541c985d 100644 --- a/migration/block-dirty-bitmap.c +++ b/migration/block-dirty-bitmap.c @@ -672,6 +672,9 @@ static int dirty_bitmap_load(QEMUFile *f, void *opaque, int version_id) do { ret = dirty_bitmap_load_header(f, &s); + if (ret < 0) { + return ret; + } if (s.flags & DIRTY_BITMAP_MIG_FLAG_START) { ret = dirty_bitmap_load_start(f, &s);
dirty_bitmap_load_header return code is obtained but not handled. Fix this. Bug was introduced in b35ebdf076d697bc "migration: add postcopy migration of dirty bitmaps" with the whole function. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> --- migration/block-dirty-bitmap.c | 3 +++ 1 file changed, 3 insertions(+)