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| author | Kevin Wolf <kwolf@redhat.com> | 2011-11-23 11:38:01 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-11-23 17:04:06 +0100 |
| commit | 5bb1cbac4fdb1ca28f33c8d68538d03e3db7c160 (patch) | |
| tree | 4765c56217762ff78ec60fc68644ff94f00173d1 /block | |
| parent | 6ac5f3881fd9880f55e30c5f5bd9984d9d47fd62 (diff) | |
| download | qemu-5bb1cbac4fdb1ca28f33c8d68538d03e3db7c160.zip qemu-5bb1cbac4fdb1ca28f33c8d68538d03e3db7c160.tar.gz qemu-5bb1cbac4fdb1ca28f33c8d68538d03e3db7c160.tar.bz2 | |
vpc: Add missing error handling in alloc_block
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/vpc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/block/vpc.c b/block/vpc.c index 75d7d4a..89a5ee2 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -362,8 +362,11 @@ static int64_t alloc_block(BlockDriverState* bs, int64_t sector_num) // Initialize the block's bitmap memset(bitmap, 0xff, s->bitmap_size); - bdrv_pwrite_sync(bs->file, s->free_data_block_offset, bitmap, + ret = bdrv_pwrite_sync(bs->file, s->free_data_block_offset, bitmap, s->bitmap_size); + if (ret < 0) { + return ret; + } // Write new footer (the old one will be overwritten) s->free_data_block_offset += s->block_size + s->bitmap_size; |