Use a helper for seting driver_override to reduce amount of duplicated
code.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
---
drivers/vdpa/vdpa.c | 25 ++++---------------------
1 file changed, 4 insertions(+), 21 deletions(-)
diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c
index 9846c9de4bfa..76ce2dcae7cb 100644
--- a/drivers/vdpa/vdpa.c
+++ b/drivers/vdpa/vdpa.c
@@ -77,32 +77,15 @@ static ssize_t driver_override_store(struct device *dev,
const char *buf, size_t count)
{
struct vdpa_device *vdev = dev_to_vdpa(dev);
- const char *driver_override, *old;
- char *cp;
+ int ret;
/* We need to keep extra room for a newline */
if (count >= (PAGE_SIZE - 1))
return -EINVAL;
- driver_override = kstrndup(buf, count, GFP_KERNEL);
- if (!driver_override)
- return -ENOMEM;
-
- cp = strchr(driver_override, '\n');
- if (cp)
- *cp = '\0';
-
- device_lock(dev);
- old = vdev->driver_override;
- if (strlen(driver_override)) {
- vdev->driver_override = driver_override;
- } else {
- kfree(driver_override);
- vdev->driver_override = NULL;
- }
- device_unlock(dev);
-
- kfree(old);
+ ret = driver_set_override(dev, &vdev->driver_override, buf);
+ if (ret)
+ return ret;
return count;
}
--
2.32.0
