diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/qed.c | 7 | ||||
| -rw-r--r-- | block/vmdk.c | 3 |
2 files changed, 5 insertions, 5 deletions
diff --git a/block/qed.c b/block/qed.c index 2e06992..d032a45 100644 --- a/block/qed.c +++ b/block/qed.c @@ -388,7 +388,6 @@ static int bdrv_qed_open(BlockDriverState *bs, int flags) if (ret < 0) { return ret; } - ret = 0; /* ret should always be 0 or -errno */ qed_header_le_to_cpu(&le_header, &s->header); if (s->header.magic != QED_MAGIC) { @@ -1420,8 +1419,10 @@ static int bdrv_qed_change_backing_file(BlockDriverState *bs, memcpy(buffer, &le_header, sizeof(le_header)); buffer_len = sizeof(le_header); - memcpy(buffer + buffer_len, backing_file, backing_file_len); - buffer_len += backing_file_len; + if (backing_file) { + memcpy(buffer + buffer_len, backing_file, backing_file_len); + buffer_len += backing_file_len; + } /* Write new header */ ret = bdrv_pwrite_sync(bs->file, 0, buffer, buffer_len); diff --git a/block/vmdk.c b/block/vmdk.c index 6be592f..e93828e 100644 --- a/block/vmdk.c +++ b/block/vmdk.c @@ -208,7 +208,7 @@ static void vmdk_free_last_extent(BlockDriverState *bs) static uint32_t vmdk_read_cid(BlockDriverState *bs, int parent) { char desc[DESC_SIZE]; - uint32_t cid; + uint32_t cid = 0xffffffff; const char *p_name, *cid_str; size_t cid_str_size; BDRVVmdkState *s = bs->opaque; @@ -1407,7 +1407,6 @@ static int vmdk_create(const char *filename, QEMUOptionParameter *options) bdrv_delete(bs); return -EINVAL; } - filesize = bdrv_getlength(bs); parent_cid = vmdk_read_cid(bs, 0); bdrv_delete(bs); relative_path(parent_filename, sizeof(parent_filename), |
