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Diffstat (limited to 'drivers/platform/surface/aggregator/core.c')
| -rw-r--r-- | drivers/platform/surface/aggregator/core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/platform/surface/aggregator/core.c b/drivers/platform/surface/aggregator/core.c index 72d7314a4efd..9591a28bc38a 100644 --- a/drivers/platform/surface/aggregator/core.c +++ b/drivers/platform/surface/aggregator/core.c @@ -231,9 +231,12 @@ static ssize_t ssam_receive_buf(struct serdev_device *dev, const u8 *buf, size_t n) { struct ssam_controller *ctrl; + int ret; ctrl = serdev_device_get_drvdata(dev); - return ssam_controller_receive_buf(ctrl, buf, n); + ret = ssam_controller_receive_buf(ctrl, buf, n); + + return ret < 0 ? 0 : ret; } static void ssam_write_wakeup(struct serdev_device *dev) |