diff options
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/hid-core.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index bc0bb21..a9c2b68 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -993,7 +993,12 @@ EXPORT_SYMBOL_GPL(hid_output_report); int hid_set_field(struct hid_field *field, unsigned offset, __s32 value) { - unsigned size = field->report_size; + unsigned size; + + if (!field) + return -1; + + size = field->report_size; hid_dump_input(field->report->device, field->usage + offset, value); |