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authorMax Reitz <mreitz@redhat.com>2014-02-18 18:33:05 +0100
committerKevin Wolf <kwolf@redhat.com>2014-02-21 21:02:21 +0100
commitf67503e5bd8997ea7ec3f4bfa0af0e06321771a6 (patch)
tree1b564ea3c13e76166a7e866995eb9c7f4055ae5c /block/vvfat.c
parente6dc8a1f83835054fcaf1dcb41af7c868688c068 (diff)
block: Change BDS parameter of bdrv_open() to **
Make bdrv_open() take a pointer to a BDS pointer, similarly to bdrv_file_open(). If a pointer to a NULL pointer is given, bdrv_open() will create a new BDS with an empty name; if the BDS pointer is not NULL, that existing BDS will be reused (in the same way as bdrv_open() already did). Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vvfat.c')
-rw-r--r--block/vvfat.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index a19e4ca227..0a9f886a20 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -2936,15 +2936,13 @@ static int enable_write_target(BDRVVVFATState *s)
goto err;
}
- s->qcow = bdrv_new("");
-
- ret = bdrv_open(s->qcow, s->qcow_filename, NULL,
+ s->qcow = NULL;
+ ret = bdrv_open(&s->qcow, s->qcow_filename, NULL,
BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, bdrv_qcow,
&local_err);
if (ret < 0) {
qerror_report_err(local_err);
error_free(local_err);
- bdrv_unref(s->qcow);
goto err;
}