blkdebug: Simplify passing of Error through qemu_opts_foreach()

Cc: Kevin Wolf <kwolf@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2015-03-13 13:38:42 +01:00
parent 28d0de7a4f
commit 8809cfc38e

View File

@ -216,7 +216,6 @@ static int get_event_by_name(const char *name, BlkDebugEvent *event)
struct add_rule_data {
BDRVBlkdebugState *s;
int action;
Error **errp;
};
static int add_rule(void *opaque, QemuOpts *opts, Error **errp)
@ -230,10 +229,10 @@ static int add_rule(void *opaque, QemuOpts *opts, Error **errp)
/* Find the right event for the rule */
event_name = qemu_opt_get(opts, "event");
if (!event_name) {
error_setg(d->errp, "Missing event name for rule");
error_setg(errp, "Missing event name for rule");
return -1;
} else if (get_event_by_name(event_name, &event) < 0) {
error_setg(d->errp, "Invalid event name \"%s\"", event_name);
error_setg(errp, "Invalid event name \"%s\"", event_name);
return -1;
}
@ -319,8 +318,7 @@ static int read_config(BDRVBlkdebugState *s, const char *filename,
d.s = s;
d.action = ACTION_INJECT_ERROR;
d.errp = &local_err;
qemu_opts_foreach(&inject_error_opts, add_rule, &d, NULL);
qemu_opts_foreach(&inject_error_opts, add_rule, &d, &local_err);
if (local_err) {
error_propagate(errp, local_err);
ret = -EINVAL;
@ -328,7 +326,7 @@ static int read_config(BDRVBlkdebugState *s, const char *filename,
}
d.action = ACTION_SET_STATE;
qemu_opts_foreach(&set_state_opts, add_rule, &d, NULL);
qemu_opts_foreach(&set_state_opts, add_rule, &d, &local_err);
if (local_err) {
error_propagate(errp, local_err);
ret = -EINVAL;