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path: root/drivers/amba/bus.c
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Diffstat (limited to 'drivers/amba/bus.c')
-rw-r--r--drivers/amba/bus.c28
1 files changed, 4 insertions, 24 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 3a2adeaef5ce..0e3ed5eb367b 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -98,31 +98,11 @@ static ssize_t driver_override_store(struct device *_dev,
const char *buf, size_t count)
{
struct amba_device *dev = to_amba_device(_dev);
- char *driver_override, *old, *cp;
-
- /* 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 = dev->driver_override;
- if (strlen(driver_override)) {
- dev->driver_override = driver_override;
- } else {
- kfree(driver_override);
- dev->driver_override = NULL;
- }
- device_unlock(_dev);
+ int ret;
- kfree(old);
+ ret = driver_set_override(_dev, &dev->driver_override, buf, count);
+ if (ret)
+ return ret;
return count;
}