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authorMax Reitz <mreitz@redhat.com>2015-08-26 19:47:50 +0200
committerKevin Wolf <kwolf@redhat.com>2015-09-14 16:51:36 +0200
commitce343771243a656b420c7a1b4099130f4a35bd5e (patch)
treef933149b51a7acfa6cacf26fe2938f60c3ea125d /block.c
parent6ebf9aa2ef7f3e094d91ea27140dc6e73774386a (diff)
downloadqemu-arm-ce343771243a656b420c7a1b4099130f4a35bd5e.tar.gz
block: Drop drv parameter from bdrv_open_inherit()
Now that this parameter is effectively unused, we can drop it and just pass NULL to bdrv_fill_options(). Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block.c')
-rw-r--r--block.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/block.c b/block.c
index 0e1b4b4efb..52fa7f883b 100644
--- a/block.c
+++ b/block.c
@@ -85,8 +85,7 @@ static QLIST_HEAD(, BlockDriver) bdrv_drivers =
static int bdrv_open_inherit(BlockDriverState **pbs, const char *filename,
const char *reference, QDict *options, int flags,
BlockDriverState *parent,
- const BdrvChildRole *child_role,
- BlockDriver *drv, Error **errp);
+ const BdrvChildRole *child_role, Error **errp);
static void bdrv_dirty_bitmap_truncate(BlockDriverState *bs);
/* If non-zero, use only whitelisted block drivers */
@@ -1227,8 +1226,7 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
assert(bs->backing_hd == NULL);
ret = bdrv_open_inherit(&backing_hd,
*backing_filename ? backing_filename : NULL,
- NULL, options, 0, bs, &child_backing,
- NULL, &local_err);
+ NULL, options, 0, bs, &child_backing, &local_err);
if (ret < 0) {
bdrv_unref(backing_hd);
backing_hd = NULL;
@@ -1291,7 +1289,7 @@ BdrvChild *bdrv_open_child(const char *filename,
bs = NULL;
ret = bdrv_open_inherit(&bs, filename, reference, image_options, 0,
- parent, child_role, NULL, errp);
+ parent, child_role, errp);
if (ret < 0) {
goto done;
}
@@ -1422,11 +1420,11 @@ out:
static int bdrv_open_inherit(BlockDriverState **pbs, const char *filename,
const char *reference, QDict *options, int flags,
BlockDriverState *parent,
- const BdrvChildRole *child_role,
- BlockDriver *drv, Error **errp)
+ const BdrvChildRole *child_role, Error **errp)
{
int ret;
BlockDriverState *file = NULL, *bs;
+ BlockDriver *drv = NULL;
const char *drvname;
Error *local_err = NULL;
int snapshot_flags = 0;
@@ -1476,13 +1474,12 @@ static int bdrv_open_inherit(BlockDriverState **pbs, const char *filename,
flags = child_role->inherit_flags(parent->open_flags);
}
- ret = bdrv_fill_options(&options, &filename, &flags, drv, &local_err);
+ ret = bdrv_fill_options(&options, &filename, &flags, NULL, &local_err);
if (local_err) {
goto fail;
}
/* Find the right image format driver */
- drv = NULL;
drvname = qdict_get_try_str(options, "driver");
if (drvname) {
drv = bdrv_find_format(drvname);
@@ -1640,7 +1637,7 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
const char *reference, QDict *options, int flags, Error **errp)
{
return bdrv_open_inherit(pbs, filename, reference, options, flags, NULL,
- NULL, NULL, errp);
+ NULL, errp);
}
typedef struct BlockReopenQueueEntry {