From: Oleg Drokin <green@linuxhacker.ru>
Date: Sun, 3 Jan 2016 17:05:58 +0000 (-0500)
Subject: staging/lustre: Properly cast ll_getname argument to __user in ll_dir_ioctl
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d47bb83b1bb778fb8429dc1f12a137039cee4e14;p=linux-beck.git

staging/lustre: Properly cast ll_getname argument to __user in ll_dir_ioctl

This makes sparse happy.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c
index 15b8e0a444fa..fc68e8b4c176 100644
--- a/drivers/staging/lustre/lustre/llite/dir.c
+++ b/drivers/staging/lustre/lustre/llite/dir.c
@@ -1448,7 +1448,7 @@ free_lmv:
 
 		if (cmd == IOC_MDC_GETFILEINFO ||
 		    cmd == IOC_MDC_GETFILESTRIPE) {
-			filename = ll_getname((const char *)arg);
+			filename = ll_getname((const char __user *)arg);
 			if (IS_ERR(filename))
 				return PTR_ERR(filename);