From 2def83667b99c3f196a030687e69ea6470400ec4 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 7 Sep 2011 15:48:54 +0200 Subject: Check the device read-only property during mount. --- rtems/rtems_yaffs.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/rtems/rtems_yaffs.c b/rtems/rtems_yaffs.c index d987685..f6869cd 100644 --- a/rtems/rtems_yaffs.c +++ b/rtems/rtems_yaffs.c @@ -790,6 +790,11 @@ int rtems_yaffs_mount_handler(rtems_filesystem_mount_table_entry_t *mt_entry, co const rtems_yaffs_mount_data *mount_data = data; struct yaffs_dev *dev = mount_data->dev; + if (dev->read_only && (mt_entry->options & RTEMS_FILESYSTEM_READ_WRITE) != 0) { + errno = EACCES; + return -1; + } + ylock(dev); if (yaffs_guts_initialise(dev) == YAFFS_FAIL) { yunlock(dev); -- cgit v1.2.3