diff options
Diffstat (limited to 'drivers/dahdi/dahdi-sysfs.c')
| -rw-r--r-- | drivers/dahdi/dahdi-sysfs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dahdi/dahdi-sysfs.c b/drivers/dahdi/dahdi-sysfs.c index 5dbd539..a03aba8 100644 --- a/drivers/dahdi/dahdi-sysfs.c +++ b/drivers/dahdi/dahdi-sysfs.c @@ -590,8 +590,10 @@ dahdi_device_assign_span(struct device *dev, struct device_attribute *attr, ret = sscanf(buf, "%u:%u:%u", &local_span_number, &desired_spanno, &desired_basechanno); - if (ret != 3) + if (ret != 3) { + dev_notice(dev, "badly formatted input (should be <num>:<num>:<num>)\n"); return -EINVAL; + } if (desired_spanno && !desired_basechanno) { dev_notice(dev, "Must set span number AND base chan number\n"); |