fix raw_pread_aligned return value

raw_pread_aligned currently returns the raw return value from
lseek/read, which is always -1 in case of an error.  But the
callers higher up the stack expect it to return the negated
errno just like raw_pwrite_aligned.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Christoph Hellwig 2009-05-25 10:08:52 +02:00 committed by Anthony Liguori
parent afd3216027
commit 94c6d6d815

View file

@ -249,7 +249,7 @@ static int raw_pread_aligned(BlockDriverState *bs, int64_t offset,
label__raw_read__success:
return ret;
return (ret < 0) ? -errno : ret;
}
/*