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qcow2: Return 0/-errno in write_l1_entry 

Change write_l1_entry to return the real error code instead of -1.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2010-03-23 17:28:22 +01:00
parent c835d00fc8
commit f7defcb627
1 changed files with 5 additions and 5 deletions
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10
block/qcow2-cluster.c
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@ -193,7 +193,7 @@ static int write_l1_entry(BDRVQcowState *s, int l1_index)
{
uint64_t buf[L1_ENTRIES_PER_SECTOR];
int l1_start_index;
int i;
int i, ret;
l1_start_index = l1_index & ~(L1_ENTRIES_PER_SECTOR - 1);
for (i = 0; i < L1_ENTRIES_PER_SECTOR; i++) {
@ -201,10 +201,10 @@ static int write_l1_entry(BDRVQcowState *s, int l1_index)
}
BLKDBG_EVENT(s->hd, BLKDBG_L1_UPDATE);
if (bdrv_pwrite(s->hd, s->l1_table_offset + 8 * l1_start_index,
buf, sizeof(buf)) != sizeof(buf))
{
return -1;
ret = bdrv_pwrite(s->hd, s->l1_table_offset + 8 * l1_start_index,
buf, sizeof(buf));
if (ret < 0) {
return ret;
}
return 0;