diff options
author | Zhang Shengju <zhangsju@gmail.com> | 2012-03-13 22:38:13 +0800 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2012-04-05 14:54:40 +0200 |
commit | c088b691363070d151f80cc1fde4b7c151bdfe8f (patch) | |
tree | 8f8d6031b7763fedea91e89a5007b5c4b0d00784 /block | |
parent | 95ebda85e09ed2b7f00deb2adbdafa5ccf5db948 (diff) | |
download | hqemu-c088b691363070d151f80cc1fde4b7c151bdfe8f.zip hqemu-c088b691363070d151f80cc1fde4b7c151bdfe8f.tar.gz |
block/vpc: write checksum back to footer after check
After validation check, the 'checksum' is not written back
to footer, which leave it with zero.
This results in errors while loadding it under Microsoft's
Hyper-V environment, and also errors from utilities like
Citrix's vhd-util.
Signed-off-by: Zhang Shengju <sean_zhang@trendmicro.com.cn>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r-- | block/vpc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/vpc.c b/block/vpc.c index 706faf3..5cd13d1 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -189,6 +189,9 @@ static int vpc_open(BlockDriverState *bs, int flags) fprintf(stderr, "block-vpc: The header checksum of '%s' is " "incorrect.\n", bs->filename); + /* Write 'checksum' back to footer, or else will leave it with zero. */ + footer->checksum = be32_to_cpu(checksum); + // The visible size of a image in Virtual PC depends on the geometry // rather than on the size stored in the footer (the size in the footer // is too large usually) |