When reopening the image, don't guess the driver, but use the same driver as was used before. This is important if the format=... option was used for that image.
Signed-off-by: Kevin Wolf <kw...@redhat.com> --- block.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/block.c b/block.c index adb3e5d..ffe82f8 100644 --- a/block.c +++ b/block.c @@ -701,12 +701,12 @@ int bdrv_commit(BlockDriverState *bs) bdrv_delete(bs->backing_hd); bs->backing_hd = NULL; bs_rw = bdrv_new(""); - rw_ret = bdrv_open(bs_rw, filename, open_flags | BDRV_O_RDWR, NULL); + rw_ret = bdrv_open(bs_rw, filename, open_flags | BDRV_O_RDWR, drv); if (rw_ret < 0) { bdrv_delete(bs_rw); /* try to re-open read-only */ bs_ro = bdrv_new(""); - ret = bdrv_open(bs_ro, filename, open_flags & ~BDRV_O_RDWR, NULL); + ret = bdrv_open(bs_ro, filename, open_flags & ~BDRV_O_RDWR, drv); if (ret < 0) { bdrv_delete(bs_ro); /* drive not functional anymore */ @@ -758,7 +758,7 @@ ro_cleanup: bdrv_delete(bs->backing_hd); bs->backing_hd = NULL; bs_ro = bdrv_new(""); - ret = bdrv_open(bs_ro, filename, open_flags & ~BDRV_O_RDWR, NULL); + ret = bdrv_open(bs_ro, filename, open_flags & ~BDRV_O_RDWR, drv); if (ret < 0) { bdrv_delete(bs_ro); /* drive not functional anymore */ -- 1.6.6.1