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virsh: Actually make blkdeviotune --group_name work

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Function vshCommandOptStringReq() returns -1 on error and 0 on
success.  The code, however, used the 'group_name' variable only if it
returned 1 (never).

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Martin Kletzander 2017-01-25 09:35:47 +01:00
parent 87ee705183
commit a20e8bcad5
1 changed files with 4 additions and 3 deletions
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7
tools/virsh-domain.c
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@ -1398,11 +1398,12 @@ cmdBlkdeviotune(vshControl *ctl, const vshCmd *cmd)
VSH_ADD_IOTUNE(write-iops-sec-max-length, WRITE_IOPS_SEC_MAX_LENGTH);
#undef VSH_ADD_IOTUNE
rv = vshCommandOptStringReq(ctl, cmd, "group_name", &group_name);
if (rv < 0) {
if (vshCommandOptStringReq(ctl, cmd, "group_name", &group_name) < 0) {
vshError(ctl, "%s", _("Unable to parse group parameter"));
goto cleanup;
} else if (rv > 0) {
}
if (group_name) {
if (virTypedParamsAddString(&params, &nparams, &maxparams,
VIR_DOMAIN_BLOCK_IOTUNE_GROUP_NAME,
group_name) < 0)