From: Lee Jones <lee.jones@linaro.org>
Date: Tue, 12 Jan 2016 12:46:15 +0000 (+0000)
Subject: remoteproc: debugfs: Return error on invalid 'count' value
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=47fff9fd8a7848c44c83b34ad7825d2185b9b319;p=deliverable%2Flinux.git

remoteproc: debugfs: Return error on invalid 'count' value

If 'count' value is invalid, return -EINVAL.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
[bjorn: changed commit message]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c
index 916af5096f57..6fdfa688281a 100644
--- a/drivers/remoteproc/remoteproc_debugfs.c
+++ b/drivers/remoteproc/remoteproc_debugfs.c
@@ -157,7 +157,7 @@ rproc_recovery_write(struct file *filp, const char __user *user_buf,
 	int ret;
 
 	if (count < 1 || count > sizeof(buf))
-		return count;
+		return -EINVAL;
 
 	ret = copy_from_user(buf, user_buf, count);
 	if (ret)