From: Luc Verhaegen <libv@codethink.co.uk>
Date: Fri, 1 Apr 2011 11:50:10 +0000 (+0200)
Subject: gpu: pvr: fix pdumpfs_stream_buffer_clear
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=sgx.git;a=commitdiff_plain;h=3a81dbb2504c2c54e5fdb757a56ca4f98b45d7c7

gpu: pvr: fix pdumpfs_stream_buffer_clear

Fix tmp[] filling loop so that size == sizeof(tmp) also functions
correctly.

Spotted-by: Phil Carmody <ext-phil.2.carmody@nokia.com>
Signed-off-by: Luc Verhaegen <libv@codethink.co.uk>
Signed-off-by: Imre Deak <imre.deak@nokia.com>
---

diff --git a/pvr/pvr_pdumpfs.c b/pvr/pvr_pdumpfs.c
index 6050fd3..c1b7df5 100644
--- a/pvr/pvr_pdumpfs.c
+++ b/pvr/pvr_pdumpfs.c
@@ -786,7 +786,7 @@ pdumpfs_stream_buffer_clear(char __user *buf, size_t size)
 	if (size >= sizeof(tmp)) {
 		int i;
 
-		for (i = 0; (i  + sizeof(tmp)) < size; i += sizeof(tmp))
+		for (i = 0; (i  + sizeof(tmp)) <= size; i += sizeof(tmp))
 			if (copy_to_user(buf + i, tmp, sizeof(tmp)))
 				return -EFAULT;
 		return i;