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roccat: abort if the macro does not match

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If there is any problem while retrieving a macro, the first element in
the report might not match. In such cases, abort.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2015-09-15 10:38:12 -04:00
parent 892497ca60
commit 3dc8f466ec
1 changed files with 7 additions and 0 deletions
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7
src/driver-roccat.c
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@@ -679,6 +679,13 @@ roccat_read_button(struct ratbag_button *button)
button->index, button->profile->index,
rc < 0 ? strerror(-rc) : "not read enough", rc);
} else {
if (buf[0] != ROCCAT_REPORT_ID_MACRO) {
log_error(device->ratbag,
"Error while reading the macro of button %d of profile %d.\n",
button->index,
button->profile->index);
goto out_macro;
}
if (!roccat_crc_is_valid(device, buf, ROCCAT_REPORT_SIZE_MACRO)) {
log_error(device->ratbag,
"wrong checksum while reading the macro of button %d of profile %d.\n",