copy_from_user() returns the number of bytes remaining to be copied, but
we want to return an error code here.
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
diff --git a/drivers/remoteproc/remoteproc_debugfs.c
b/drivers/remoteproc/remoteproc_debugfs.c
index ea90a56..157a573 100644
--- a/drivers/remoteproc/remoteproc_debugfs.c
+++ b/drivers/remoteproc/remoteproc_debugfs.c
@@ -161,7 +161,7 @@ rproc_recovery_write(struct file *filp, const char __user
*user_buf,
ret = copy_from_user(buf, user_buf, count);
if (ret)
- return ret;
+ return -EFAULT;
/* remove end of line */
if (buf[count - 1] == '\n')
--
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