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migration: fix SEEK_CUR offset calculation in qio_channel_block_seek

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The SEEK_CUR case in qio_channel_block_seek was incorrectly using the
'whence' parameter instead of the 'offset' parameter when calculating the
new position.

Fixes: 65cf200a51 ("migration: introduce a QIOChannel impl for BlockDriverState VMState")
Signed-off-by: Marco Cavenati <Marco.Cavenati@eurecom.fr>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Michael Tokarev <mjt@tls.msk.ru>
Message-ID: <20250326162230.3323199-1-Marco.Cavenati@eurecom.fr>
Signed-off-by: Fabiano Rosas <farosas@suse.de>
(cherry picked from commit c0b32426ce)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Marco Cavenati 2025-03-26 17:22:30 +01:00 • committed by Michael Tokarev
parent a527d31074
commit d34c201195
1 changed files with 1 additions and 1 deletions
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2
migration/channel-block.c
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@ -122,7 +122,7 @@ qio_channel_block_seek(QIOChannel *ioc,
bioc->offset = offset;
break;
case SEEK_CUR:
bioc->offset += whence;
bioc->offset += offset;
break;
case SEEK_END:
error_setg(errp, "Size of VMstate region is unknown");