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authorMax Reitz <mreitz@redhat.com>2016-05-17 16:41:34 +0200
committerKevin Wolf <kwolf@redhat.com>2016-05-25 19:04:10 +0200
commit109525ad6a2f5d720ee0802df7ab1e3decbeeb21 (patch)
treeadfddb9a0499e8ff6b03117829316aba42211ba7
parent6b574e09b34a10dbf8d9fb58aeaad77493826b97 (diff)
block: Drop errp parameter from blk_new()
blk_new() cannot fail so its Error ** parameter has become superfluous. Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r--block/block-backend.c9
-rw-r--r--blockdev.c6
-rw-r--r--include/sysemu/block-backend.h2
-rw-r--r--tests/test-throttle.c6
4 files changed, 7 insertions, 16 deletions
diff --git a/block/block-backend.c b/block/block-backend.c
index bc1f071354..4e8298b291 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -119,7 +119,7 @@ static const BdrvChildRole child_root = {
* Store an error through @errp on failure, unless it's null.
* Return the new BlockBackend on success, null on failure.
*/
-BlockBackend *blk_new(Error **errp)
+BlockBackend *blk_new(void)
{
BlockBackend *blk;
@@ -153,12 +153,7 @@ BlockBackend *blk_new_open(const char *filename, const char *reference,
BlockBackend *blk;
BlockDriverState *bs;
- blk = blk_new(errp);
- if (!blk) {
- QDECREF(options);
- return NULL;
- }
-
+ blk = blk_new();
bs = bdrv_open(filename, reference, options, flags, errp);
if (!bs) {
blk_unref(blk);
diff --git a/blockdev.c b/blockdev.c
index 7d4a1ba1a6..af0b022e6f 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -567,11 +567,7 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
if ((!file || !*file) && !qdict_size(bs_opts)) {
BlockBackendRootState *blk_rs;
- blk = blk_new(errp);
- if (!blk) {
- goto early_err;
- }
-
+ blk = blk_new();
blk_rs = blk_get_root_state(blk);
blk_rs->open_flags = bdrv_flags;
blk_rs->read_only = !(bdrv_flags & BDRV_O_RDWR);
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index d0db3c381a..9d6615cbf7 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -78,7 +78,7 @@ typedef struct BlockBackendPublic {
QLIST_ENTRY(BlockBackendPublic) round_robin;
} BlockBackendPublic;
-BlockBackend *blk_new(Error **errp);
+BlockBackend *blk_new(void);
BlockBackend *blk_new_open(const char *filename, const char *reference,
QDict *options, int flags, Error **errp);
int blk_get_refcnt(BlockBackend *blk);
diff --git a/tests/test-throttle.c b/tests/test-throttle.c
index d7fb0a6451..c02be805f7 100644
--- a/tests/test-throttle.c
+++ b/tests/test-throttle.c
@@ -578,9 +578,9 @@ static void test_groups(void)
BlockBackend *blk1, *blk2, *blk3;
BlockBackendPublic *blkp1, *blkp2, *blkp3;
- blk1 = blk_new(&error_abort);
- blk2 = blk_new(&error_abort);
- blk3 = blk_new(&error_abort);
+ blk1 = blk_new();
+ blk2 = blk_new();
+ blk3 = blk_new();
blkp1 = blk_get_public(blk1);
blkp2 = blk_get_public(blk2);