diff options
Diffstat (limited to 'drivers/isdn/gigaset/i4l.c')
| -rw-r--r-- | drivers/isdn/gigaset/i4l.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 0f13eb1de657..2d75329007f1 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -229,7 +229,7 @@ static int command_from_LL(isdn_ctrl *cntrl) return -EINVAL; } bcs = cs->bcs + ch; - if (!gigaset_get_channel(bcs)) { + if (gigaset_get_channel(bcs) < 0) { dev_err(cs->dev, "ISDN_CMD_DIAL: channel not free\n"); return -EBUSY; } @@ -618,7 +618,7 @@ void gigaset_isdn_stop(struct cardstate *cs) * @cs: device descriptor structure. * @isdnid: device name. * - * Return value: 1 for success, 0 for failure + * Return value: 0 on success, error code < 0 on failure */ int gigaset_isdn_regdev(struct cardstate *cs, const char *isdnid) { @@ -627,14 +627,14 @@ int gigaset_isdn_regdev(struct cardstate *cs, const char *isdnid) iif = kmalloc(sizeof *iif, GFP_KERNEL); if (!iif) { pr_err("out of memory\n"); - return 0; + return -ENOMEM; } if (snprintf(iif->id, sizeof iif->id, "%s_%u", isdnid, cs->minor_index) >= sizeof iif->id) { pr_err("ID too long: %s\n", isdnid); kfree(iif); - return 0; + return -EINVAL; } iif->owner = THIS_MODULE; @@ -656,13 +656,13 @@ int gigaset_isdn_regdev(struct cardstate *cs, const char *isdnid) if (!register_isdn(iif)) { pr_err("register_isdn failed\n"); kfree(iif); - return 0; + return -EINVAL; } cs->iif = iif; cs->myid = iif->channels; /* Set my device id */ cs->hw_hdr_len = HW_HDR_LEN; - return 1; + return 0; } /** |