From: Jie Liu <jeff.liu@oracle.com>
Date: Thu, 24 Jul 2014 08:40:26 +0000 (+1000)
Subject: xfs: remove redundant user buffer count checks at xfs_bulkstat
X-Git-Tag: v3.17-rc1~40^2~1^2~4
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=296dfd7fdba3a8b702d9cb47afc9061f52e18656;p=karo-tx-linux.git

xfs: remove redundant user buffer count checks at xfs_bulkstat

From: Jie Liu <jeff.liu@oracle.com>

Remove the redundant user buffer and count checks as it has already
been validated at xfs_ioc_bulkstat().

Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
---

diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index ed042fff9337..940eeebaca03 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -230,9 +230,7 @@ xfs_bulkstat(
 		*ubcountp = 0;
 		return 0;
 	}
-	if (!ubcountp || *ubcountp <= 0) {
-		return -EINVAL;
-	}
+
 	ubcount = *ubcountp; /* statstruct's */
 	ubleft = ubcount * statstruct_size; /* bytes */
 	*ubcountp = ubelem = 0;