From: Jens Axboe <jens.axboe@oracle.com>
Date: Tue, 3 Nov 2009 10:40:44 +0000 (+0100)
Subject: fuse: fix kunmap in fuse_ioctl_copy_user
X-Git-Tag: v2.6.31.6~36
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c385d8d439907b6cd7b47da86b1837b1006c7228;p=thirdparty%2Fkernel%2Fstable.git

fuse: fix kunmap in fuse_ioctl_copy_user

commit 0bd87182d3ab18a32a8e9175d3f68754c58e3432 upstream.

Looks like another victim of the confusing kmap() vs kmap_atomic() API
differences.

Reported-by: Todor Gyumyushev <yodor1@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index f47c6c13cd970..899870ada1383 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1600,7 +1600,7 @@ static int fuse_ioctl_copy_user(struct page **pages, struct iovec *iov,
 			kaddr += copy;
 		}
 
-		kunmap(map);
+		kunmap(page);
 	}
 
 	return 0;