Commit 38a708d7 authored Oct 30, 2010 by Edward Shishkin Committed by Tyler Hicks Jan 17, 2011

ecryptfs: fix truncation error in ecryptfs_read_update_atime

This is similar to the bug found in direct-io not so long ago.

Fix up truncation (ssize_t->int).  This only matters with >2G
reads/writes, which the kernel doesn't permit.

Signed-off-by: Edward Shishkin <edward.shishkin@gmail.com>
Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Eric Sandeen <esandeen@redhat.com>
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>

parent e78bf5e6

fs/ecryptfs/file.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -47,7 +47,7 @@ static ssize_t ecryptfs_read_update_atime(struct kiocb *iocb,
	const struct iovec *iov,		const struct iovec *iov,
	unsigned long nr_segs, loff_t pos)		unsigned long nr_segs, loff_t pos)
	{		{
	int rc;		ssize_t rc;
	struct dentry *lower_dentry;		struct dentry *lower_dentry;
	struct vfsmount *lower_vfsmount;		struct vfsmount *lower_vfsmount;
	struct file *file = iocb->ki_filp;		struct file *file = iocb->ki_filp;

Admin message